SEHGAL, P. (1982). Design of irrigation structures. Khana.
Chicago Style aipamenaSEHGAL, P.P. Design of Irrigation Structures. New Delhi: Khana, 1982.
MLA aipamenaSEHGAL, P.P. Design of Irrigation Structures. Khana, 1982.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.