APA (7th ed.) Zitazioa

Ficker, V. B. (1971). Social science and urban crisis. Macmillan.

Chicago Style (17th ed.) Zitazioa

Ficker, Victor B. Social Science and Urban Crisis. New York: Macmillan, 1971.

MLA (9th ed.) Zitazioa

Ficker, Victor B. Social Science and Urban Crisis. Macmillan, 1971.