Cita APA

Soper, M. F. (1972). New Zealand birds. Robert Hale.

Citación estilo Chicago

Soper, M. F. New Zealand Birds. London: Robert Hale, 1972.

Cita MLA

Soper, M. F. New Zealand Birds. Robert Hale, 1972.

Warning: These citations may not always be 100% accurate.