Gaya APA

Bergfeld, E. (1998). Journal of animal science, volume 76, number 6, june 1998 . Mercu buana: Published by the American Society of Animal Science.

Gaya MLA

Bergfeld, Ellen. "Journal of animal science, volume 76, number 6, june 1998". Mercu buana: Published by the American Society of Animal Science, 1998. Text.