1. Handbook on agricultural education in public schools
Author: Phipps, Lloyd James
Library: Central Library of Agricultural (Tehran)
Subject: $AAgriculture$BStudy and teaching
Classification :
S
531
.
P57H3
2. Mechanics in agriculture
Author: Phipps, Lloyd James.
Library: Central Library and Documentation Center (Kerman)
Subject: ، Agricultural mechanics
Classification :
S
675
.
3
.
P45
1990
3. Mechanics in agriculture
Author: Phipps, Lloyd James.
Library: Central Library of Agricultural (Tehran)
Subject: $AAgricultural mechanics
Classification :
S
675
.
3
.
P45
1990
