APA

Mayo C. G., Crowe B. L., . (1967). American political parties: a systemic perspective. New York: Harper & Row.

Chicago

Mayo Charles G, Crowe Beryl L, . 1967. American political parties: a systemic perspective. New York: Harper & Row.

Harvard

Mayo C. G., Crowe B. L., . (1967). American political parties: a systemic perspective. New York: Harper & Row.

MLA

Mayo Charles G, Crowe Beryl L, . American political parties: a systemic perspective. New York: Harper & Row. 1967.