COTTER, R. V. (1991). The Business Policy Game Player's Manual Richard Cotter; David J. Fritzsche. Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)COTTER, Richard V. The Business Policy Game Player's Manual Richard Cotter; David J. Fritzsche. Prentice-Hall, 1991.
Lua MLA (8ú heag.)COTTER, Richard V. The Business Policy Game Player's Manual Richard Cotter; David J. Fritzsche. Prentice-Hall, 1991.
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