Fisher, J. (1946). Watching birds (Revised edition.). Penguin Books.
Chicago Style (17th ed.) CitationFisher, James. Watching Birds. Revised edition. Harmondsworth, New York: Penguin Books, 1946.
MLA (9th ed.) CitationFisher, James. Watching Birds. Revised edition. Penguin Books, 1946.
Warning: These citations may not always be 100% accurate.