APA aipamena

Loucks, W. N. (1961). Comparative economic systems (6th ed.). Harper.

Chicago Style aipamena

Loucks, William Negele. Comparative Economic Systems. 6th ed. New York: Harper, 1961.

MLA aipamena

Loucks, William Negele. Comparative Economic Systems. 6th ed. Harper, 1961.