Cita APA

Chape, S., Blyth, S., Fish, L., Fox, P., & Spalding, M. D. (2003). 2003 United Nations list of protected areas. Gland, Switzerland: IUCN-The World Conservation Union.

Citación estilo Chicago

Chape, Stuart, Simon Blyth, Lucy Fish, Phillip Fox, y Mark D. Spalding. 2003 United Nations List of Protected Areas. Gland, Switzerland: IUCN-The World Conservation Union, 2003.

Cita MLA

Chape, Stuart, et al. 2003 United Nations List of Protected Areas. Gland, Switzerland: IUCN-The World Conservation Union, 2003.