APA (7th ed.) Citation

Robertson & Slosser. (1982). The secret kingdom. Bantam Books.

Chicago Style (17th ed.) Citation

Robertson and Slosser. The Secret Kingdom. New York: Bantam Books, 1982.

MLA (8th ed.) Citation

Robertson and Slosser. The Secret Kingdom. Bantam Books, 1982.

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