Picard, R. G. (1989). Media economics: Concepts and issues (1. Aufl.). SAGE Publications.
Lua i Stíl Chicago (17ú heag.)Picard, Robert G. Media Economics: Concepts and Issues. 1. Aufl. Newbury Park [u.a.]: SAGE Publications, 1989.
Lua MLA (8ú heag.)Picard, Robert G. Media Economics: Concepts and Issues. 1. Aufl. SAGE Publications, 1989.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.