APA aipamena

Richan, W. C. (1991). Lobbying for social change. Haworth Press.

Chicago Style aipamena

Richan, Willard C. Lobbying for Social Change. New York: Haworth Press, 1991.

MLA aipamena

Richan, Willard C. Lobbying for Social Change. Haworth Press, 1991.