APA (7th ed.) Citation

SALES, R. [. (1978). Children's britannica 1: Abbey - arabs. Encyclopaedia Britannica International.

Chicago Style (17th ed.) Citation

SALES, Robin [Ed.]. Children's Britannica 1: Abbey - Arabs. London: Encyclopaedia Britannica International, 1978.

MLA (9th ed.) Citation

SALES, Robin [Ed.]. Children's Britannica 1: Abbey - Arabs. Encyclopaedia Britannica International, 1978.