SMITH, J. R. (1987). Marketer: A Simulation/jerald R. Smith. Houghton Mifflin Co.
Lua i Stíl Chicago (17ú heag.)SMITH, Jerald R. Marketer: A Simulation/jerald R. Smith. Houghton Mifflin Co, 1987.
Lua MLA (8ú heag.)SMITH, Jerald R. Marketer: A Simulation/jerald R. Smith. Houghton Mifflin Co, 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.