Cita APA

(1964). Encyclopaedia Britannica: A new survey of universal knowledge 21 Sordello to Textbooks. Encyclopaedia Britannica.

Citación estilo Chicago

"Encyclopaedia Britannica: A New Survey of Universal Knowledge 21 Sordello to Textbooks." Encyclopaedia Britannica 1964.

Cita MLA

"Encyclopaedia Britannica: A New Survey of Universal Knowledge 21 Sordello to Textbooks." Encyclopaedia Britannica, 1964.