Bal, D. V. V. R. (1984). Marine fisheries.
Chicago Style aipamenaBal, D V; Virabhadra Rao. Marine Fisheries. Tata McGraw Hill Publishing Co. Ltd., New Delhi, 1984.
MLA aipamenaBal, D V; Virabhadra Rao. Marine Fisheries. 1984.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.