Cita APA (7th ed.)

(1948). Compton's pictured encyclopedia and fact-index: Interesting-Accurate. Up-to-date. Compton.

Cita Chicago (17th ed.)

Compton's Pictured Encyclopedia and Fact-index: Interesting-Accurate. Up-to-date. Chicago: Compton, 1948.

Cita MLA (9th ed.)

Compton's Pictured Encyclopedia and Fact-index: Interesting-Accurate. Up-to-date. Compton, 1948.