12228
9073
Dalton, G. E.
Managing agricultural systems
London; New York
Applied Science Pub.
1982
xii, 161p.: ill
Includes bibliographical references and index
G. E. Dalton
، Agricultural systems
Management ، Agricultural systems
S
494
.
S95
D35
1982
AU
TI
CL
CL.نوجی
