APA-viite

Szymanski, R. A. (1990). Computers and Information Systems in Buisness. Merrill.

Chicago-tyylinen lähdeviittaus

Szymanski, Robert A. Computers and Information Systems in Buisness. Columbus: Merrill, 1990.

MLA-viite

Szymanski, Robert A. Computers and Information Systems in Buisness. Merrill, 1990.