Lua APA (7ú heag.)

WRENN, B. (1983). Instructor's Manual With Cases Principles Of Marketing Bruce Wrenn And Richard M. Clevett. Prentice HallInc.

Lua i Stíl Chicago (17ú heag.)

WRENN, Bruce. Instructor's Manual With Cases Principles Of Marketing Bruce Wrenn And Richard M. Clevett. Prentice HallInc, 1983.

Lua MLA (8ú heag.)

WRENN, Bruce. Instructor's Manual With Cases Principles Of Marketing Bruce Wrenn And Richard M. Clevett. Prentice HallInc, 1983.

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