APA (7e ed.) Bronvermelding

Coles, R., & Erikson, J. (1973). A spectacle unto the world: The Catholic Worker Movement. Viking Press.

Chicago (17e ed.) Bronvermelding

Coles, Robert, en Jon Erikson. A Spectacle Unto the World: The Catholic Worker Movement. New York: Viking Press, 1973.

MLA (8e ed.) Bronvermelding

Coles, Robert, en Jon Erikson. A Spectacle Unto the World: The Catholic Worker Movement. Viking Press, 1973.