Gaya APA

V, N, , J. et al (1988). The Roles of Protozoa and Fungi in Ruminant Digestion . Australia: Penebul Book Armidale.

Gaya MLA

V, Nolan, , J. et al. "The Roles of Protozoa and Fungi in Ruminant Digestion". Australia: Penebul Book Armidale, 1988. Text.