APA (7th ed.) Citation

Wyborn, A. (1952). The mysterious valleys. Frederick Warne.

Chicago Style (17th ed.) Citation

Wyborn, Arthur. The Mysterious Valleys. London: Frederick Warne, 1952.

MLA (9th ed.) Citation

Wyborn, Arthur. The Mysterious Valleys. Frederick Warne, 1952.

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