TY - BOOK AU - Zafar G.F. TI - Forty years of research in the irrigation research institute Lahore T2 - Part-B U1 - 628.8 FOR 1968 PY - 1968/// CY - Lahore PB - Irrigation Research Institute; KW - Mathematics | Physics | Chemistry N1 - Hydraulic divisions ; Hydel projects; River training ER -