Berg, J. C. T. v. d. (1990). Strategy for dairy development in the tropics and subtropics. Netherlands: Pudoc Wageningen.
Chicago Style aipamenaBerg, J. C. T. van den. Strategy for Dairy Development in the Tropics and Subtropics. Netherlands: Pudoc Wageningen, 1990.
MLA aipamenaBerg, J. C. T. van den. Strategy for Dairy Development in the Tropics and Subtropics. Netherlands: Pudoc Wageningen, 1990.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.