Cita APA (7a ed.)

Robson, C., & Allen, R. (2002). A field guide to the birds of South-East Asia. New Holland.

Cita Chicago Style (17a ed.)

Robson, Craig, y Richard Allen. A Field Guide to the Birds of South-East Asia. London: New Holland, 2002.

Cita MLA (9a ed.)

Robson, Craig, y Richard Allen. A Field Guide to the Birds of South-East Asia. New Holland, 2002.