Παραπομπή APA

Poltrick, T. (1987). Markerting media decision. A.M.A.

Παραπομπή Chicago Style

Poltrick, T. Markerting Media Decision. New York: A.M.A, 1987.

Παραπομπή MLA

Poltrick, T. Markerting Media Decision. A.M.A, 1987.