Sengupta, Nirmal
User-friendly irrigation designs - New Delhi Sage publication 1993 - 147p. 22*14 cm
9788170363170
Appropriate technology -- India
Appropriate technology.
Irrigation -- India
333.9130954 / SEN
User-friendly irrigation designs - New Delhi Sage publication 1993 - 147p. 22*14 cm
9788170363170
Appropriate technology -- India
Appropriate technology.
Irrigation -- India
333.9130954 / SEN