1. Optical mineralogy
Author: Ehlers, Ernest G.
Library: Central Library of Amirkabir University of Technology (Tehran)
Subject: Optical mineralogy
Classification :
QE
369
.
O6
E37
2. Optical mineralogy
Author: Ehlers, Ernest G.
Library: Central Library and Information Center of Ferdowsi University of Mashhad (Khorasan Razavi)
Subject: ، Optical minerology
Classification :
QE
369
.
O6
E37
1987
3. Optical mineralogy
Author: Ernest G. Ehlers,Title
Library: Central Library of Imam Khomeini International University of Qazvin (Qazvin)
Subject: Optical mineralogy
Classification :
QE
.
O6E37
369
1987
4. Optical mineralogy
Author: Ehlers, Ernest G.
Library: (Semnan)
Subject: ، Optical mineralogy,، Microscope and microscopy
Classification :
QE
369
.
O6E4
5. Petrology : igneous, sedimentary, and metamorphic
Author: Ernest G. Ehlers, Harvey Blatt,Title
Library: Central Library of Imam Khomeini International University of Qazvin (Qazvin)
Subject: Petrology
Classification :
QE
.
E38
431
.
2
6. Petrology : igneous, sedimentary, and metamorphic
Author: Ehlers, Ernest G.
Library: Central Library and Documentation Center (Kerman)
Subject: ، Petrology
Classification :
QE
431
.
2
.
E38
7. Petrology: igneous, sedimentary, and metamorphic
Author: Ehlers, Ernest G.
Library: Central Library and Information Center of Ferdowsi University of Mashhad (Khorasan Razavi)
Subject: ، Petrology
Classification :
QE
431
.
2
.
B57
1987
8. The interpretation of geological phasc diagrms
Author: / [by] Ernest G Ehlers
Library: Tehran University, technical faculty libraries 1 (Tehran)
Subject: Mineralogical chemistry - --charts, diagrams,etc,Phase diagrams
Classification :
QE
364
.
E35
9. The interpretation of geological phasc diagrms
Author: / [by] Ernest G Ehlers
Library: Library of Campus2 Colleges of Engineering of Tehran University (Tehran)
Subject: Mineralogical chemistry - --charts, diagrams,etc,Phase diagrams
Classification :
QE
364
.
E35
10. The interpretation of geological phase diagrams
Author: Ehlers, Ernest G.
Library: Central Library and Information Center of Ferdowsi University of Mashhad (Khorasan Razavi)
Subject: Charts, diagrams , etc ، Mineralogical chemistry,، Phase diagrams
Classification :
QE
364
.
E35
11. The interpretation of geological phase diagrams
Author: )by( Ernest G. Ehlers,Title
Library: Central Library of Imam Khomeini International University of Qazvin (Qazvin)
Subject: Mineralogical chemistry - Charts, diagrams, etc,Phase diagrams
Classification :
QE
.
E35
364
12. The interpretation of geological phase diagrams
Author: Ehlers, Ernest G.
Library: Central Library and Documentation Center (Kerman)
Subject: Charts, diagrams, etc ، Mineralogical chemistry,، Phase diagrams
Classification :
QE
364
.
E35