APA引文

SALES, R. [. (1978). Children's Britannica 9: Helen of troy - ivy. Encyclopaedia Britannica International.

Chicago Style (17th ed.) Citation

SALES, Robin [Ed.]. Children's Britannica 9: Helen of Troy - Ivy. London: Encyclopaedia Britannica International, 1978.

MLA引文

SALES, Robin [Ed.]. Children's Britannica 9: Helen of Troy - Ivy. Encyclopaedia Britannica International, 1978.

警告：這些引文格式不一定是100％准確.