APA

Erickson C. W. H., . (1959). Administering audio-visual services. New York: Macmillan.

Chicago

Erickson Carlton W H, . 1959. Administering audio-visual services. New York: Macmillan.

Harvard

Erickson C. W. H., . (1959). Administering audio-visual services. New York: Macmillan.

MLA

Erickson Carlton W H, . Administering audio-visual services. New York: Macmillan. 1959.