APA-viite

Hollingsworth,M J, & Bowler,K. (1972). Principles and Processes of Biology. Chapman.

Chicago-tyylinen lähdeviittaus

Hollingsworth,M J, ja Bowler,K. Principles and Processes of Biology. London: Chapman, 1972.

MLA-viite

Hollingsworth,M J, ja Bowler,K. Principles and Processes of Biology. Chapman, 1972.