TY  - BOOK
ED  - International Commission on Irrigation and Drainage, 7th Congress, Mexico City, 1969
TI  - Congress on irrigation and drainage: transactions
U1  - 631.7063 
PY  - 1969///
CY  - New Delhi
KW  - Irrigation - Congresses
KW  - Drainage - Congresses
N1  - Text in English and French
ER  -