SCHULZ ERIC. (1999). MARKETING GAME: HOW THE WORLD`S BEST COMPANIES PLAY TO WIN. ADAMS MEDIA CORPORATION.
Cita Chicago (17th ed.)SCHULZ ERIC. MARKETING GAME: HOW THE WORLD`S BEST COMPANIES PLAY TO WIN. MASSACHUSETTS: ADAMS MEDIA CORPORATION, 1999.
Cita MLA (9th ed.)SCHULZ ERIC. MARKETING GAME: HOW THE WORLD`S BEST COMPANIES PLAY TO WIN. ADAMS MEDIA CORPORATION, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.