77. .......................
Author: Cundiff, Margaret Welk.
Library: Central Library and Information Center of Ferdowsi University of Mashhad (Khorasan Razavi)
Subject: ، Anglo-American cataloguing rules,United States ، Descriptive cataloging
Classification :
Z
694
.
15
.
A56
C86
1993
78. ......................
Author: prepared by the Standing Sub-Committee on Geography; gneral editor, M. Long
Library: Central Library and Information Center of Ferdowsi University of Mashhad (Khorasan Razavi)
Subject: Study and teaching ، Geography,Bibliographies ، Geography
Classification :
G
73
.
L74
1964
79. ......................
Author: prepared and Published by American public Health Association, Aemrican water works Association )and( water Pollution Control Federation
Library: Central Library and Information Center of Ferdowsi University of Mashhad (Khorasan Razavi)
Subject: Analysis - United States ، Water,Analysis - United States ، Sewage,United states ، Waste products
Classification :
QD
142
.
A5
1981
suppl
.
80. ......................
Author: Beranek, Leo Leroy
Library: Central Library and Information Center of Ferdowsi University of Mashhad (Khorasan Razavi)
Subject: Measurement ، Sound,، Electro-acoustics
Classification :
QC
227
.
B4
