APA

Fedder R., . (1962). The high school principal and staff develop group guidance. New York: Bureau of Publications, Teachers College Columbia University Press.

Chicago

Fedder Ruth, . 1962. The high school principal and staff develop group guidance. New York: Bureau of Publications, Teachers College Columbia University Press.

Harvard

Fedder R., . (1962). The high school principal and staff develop group guidance. New York: Bureau of Publications, Teachers College Columbia University Press.

MLA

Fedder Ruth, . The high school principal and staff develop group guidance. New York: Bureau of Publications, Teachers College Columbia University Press. 1962.