APA

Guild R. B., . (1920). Community programs for cooperating churches: a manual of principles and methods. New York: Association press.

Chicago

Guild Roy Bergen, . 1920. Community programs for cooperating churches: a manual of principles and methods. New York: Association press.

Harvard

Guild R. B., . (1920). Community programs for cooperating churches: a manual of principles and methods. New York: Association press.

MLA

Guild Roy Bergen, . Community programs for cooperating churches: a manual of principles and methods. New York: Association press. 1920.