APA (7e ed.) Bronvermelding

Salomon, E. P. (2001). Biologia (5 ed.). s.n.

Chicago (17e ed.) Bronvermelding

Salomon, Eldra Pearl. Biologia. 5 ed. Mexico D F: s.n, 2001.

MLA (9e ed.) Bronvermelding

Salomon, Eldra Pearl. Biologia. 5 ed. s.n, 2001.