APA (7th ed.) Citation

Hickey, J. J. (1943). A guide to bird watching. Oxford university press.

Chicago Style (17th ed.) Citation

Hickey, Joseph J. A Guide to Bird Watching. London, New York [etc.]: Oxford university press, 1943.

MLA (9th ed.) Citation

Hickey, Joseph J. A Guide to Bird Watching. Oxford university press, 1943.