APA (7e ed.) Bronvermelding

Barwick, M. (2004). Tropical and subtropical trees: A world wide encyclopediac guid. Thames and Hudson.

Chicago (17e ed.) Bronvermelding

Barwick, Margaret. Tropical and Subtropical Trees: A World Wide Encyclopediac Guid. London: Thames and Hudson, 2004.

MLA (8e ed.) Bronvermelding

Barwick, Margaret. Tropical and Subtropical Trees: A World Wide Encyclopediac Guid. Thames and Hudson, 2004.