Cita APA (7a ed.)

Mackenzie, B. K. (1948). The Importance of Contact in Determining Attitudes Toward Negroes. Columbia University.

Cita Chicago Style (17a ed.)

Mackenzie, Barbara Krugel. The Importance of Contact in Determining Attitudes Toward Negroes. New York: Columbia University, 1948.

Cita MLA (9a ed.)

Mackenzie, Barbara Krugel. The Importance of Contact in Determining Attitudes Toward Negroes. Columbia University, 1948.