APA (7th ed.) Citation

Seymour, W. K. (1954). The secret kingdom (1. publ.). Jenkins.

Chicago Style (17th ed.) Citation

Seymour, William Kean. The Secret Kingdom. 1. publ. London: Jenkins, 1954.

MLA (9th ed.) Citation

Seymour, William Kean. The Secret Kingdom. 1. publ. Jenkins, 1954.

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