International seminar on water management in arid and semi-arid zones Nov.27-29,1986.
Unesco.
International seminar on water management in arid and semi-arid zones Nov.27-29,1986. - Hisar HAU 1986 - 309 Vol.II
Hydrology
Hydrology
551.49
International seminar on water management in arid and semi-arid zones Nov.27-29,1986. - Hisar HAU 1986 - 309 Vol.II
Hydrology
Hydrology
551.49