APA (7th ed.) Citation

(1981). Children's Britannica: Volume 13 (3rd.). Encyclopaedia Britannica International Ltd.

Chicago Style (17th ed.) Citation

Children's Britannica: Volume 13. 3rd. Encyclopaedia Britannica International Ltd, 1981.

MLA (9th ed.) Citation

Children's Britannica: Volume 13. 3rd. Encyclopaedia Britannica International Ltd, 1981.

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