APA aipamena

-. (1980). Compton's encyclopedia and fact-index vol.21. F.E. Compton Co.

Chicago Style aipamena

-. Compton's Encyclopedia and Fact-index Vol.21. Chicago: F.E. Compton Co, 1980.

MLA aipamena

-. Compton's Encyclopedia and Fact-index Vol.21. F.E. Compton Co, 1980.