1. Agricultural engineering training and advisory centers as a means of promoting agriculture in developing countries
پدیدآورنده :
کتابخانه: كتابخانه مركزی كشاورزى (تهران)
موضوع : $AAgricultural engineering$BStudy and teaching -- Developing countries,$AAgricultural machinery$BStudy and teaching --Developing countries
رده :
S
678
.
53
.
D4A3
1980