APA (7e ed.) Bronvermelding

Trotman, C. N. A. (2004). The feathered onion: Creation of life in the universe. Wiley.

Chicago (17e ed.) Bronvermelding

Trotman, Clive N. A. The Feathered Onion: Creation of Life in the Universe. Chichester, Eng: Wiley, 2004.

MLA (9e ed.) Bronvermelding

Trotman, Clive N. A. The Feathered Onion: Creation of Life in the Universe. Wiley, 2004.