Picard, R. G. (1989). Media economics: Concepts and issues (1. Aufl.). SAGE Publications.
Chicagoスタイル(17版)引用形式Picard, Robert G. Media Economics: Concepts and Issues. 1. Aufl. Newbury Park [u.a.]: SAGE Publications, 1989.
MLA(8版)引用形式Picard, Robert G. Media Economics: Concepts and Issues. 1. Aufl. SAGE Publications, 1989.
警告: この引用は必ずしも正確ではありません.