APA

Dahlem G. G., . (1972). Effective pupil personnel services. New York: Center for Applied Research in Education.

Chicago

Dahlem Glenn G, . 1972. Effective pupil personnel services. New York: Center for Applied Research in Education.

Harvard

Dahlem G. G., . (1972). Effective pupil personnel services. New York: Center for Applied Research in Education.

MLA

Dahlem Glenn G, . Effective pupil personnel services. New York: Center for Applied Research in Education. 1972.