Gaya APA

, ., Eichelberger, C, M. (). The United Nations the first 20 years . New: New York: A Macfadden-Bartell; 1965.

Gaya MLA

, ., Eichelberger, Clark, M. "The United Nations the first 20 years". New: New York: A Macfadden-Bartell; 1965, . Text.