APA

Parker S., . (1993). Mammal. London: Dorling Kinderslesy.

Chicago

Parker Steve, . 1993. Mammal. London: Dorling Kinderslesy.

Harvard

Parker S., . (1993). Mammal. London: Dorling Kinderslesy.

MLA

Parker Steve, . Mammal. London: Dorling Kinderslesy. 1993.