Cita APA

Avery, M., Leslie, R., & Snow, P. (1990). Birds and forestry. Londres: T.& A D Poyser.

Citación estilo Chicago

Avery, Mark,, Roderick Leslie, y Philip Snow. Birds and Forestry. Londres: T.& A D Poyser, 1990.

Cita MLA

Avery, Mark,, Roderick Leslie, y Philip Snow. Birds and Forestry. Londres: T.& A D Poyser, 1990.