PKK Library Search for 'au:"Congress on Irrigation and drainage"'

Congress on irrigation and drainage

New Delhi International Commission On Irrigation And Drainage 1967 . 50p , Post-Congress Written Discussion Questions 19,20,21&22

By Congress On Irrigation And Drainage(3rd:1957:New Delhi). New Delhi International Commission On Irrigation And Drainage

India International Commission On Irrigation And Drainage 1957 . 1v. (various pagings)

By Congress On Irrigation And Drainage(3rd:1957:New Delhi). New Delhi International Commission On Irrigation And Drainage 1957

By Congress On Irrigation And Drainage. New Delhi International Commission On Irrigation And Drainage 1957 . vii, 564p