COLLINS P M. (1990). DICTIONARY OF MARKETING. UNIVERSAL BOOKS.
Cita Chicago (17th ed.)COLLINS P M. DICTIONARY OF MARKETING. NEW DELHI: UNIVERSAL BOOKS, 1990.
Cita MLA (9th ed.)COLLINS P M. DICTIONARY OF MARKETING. UNIVERSAL BOOKS, 1990.
Atenció: Aquestes cites poden no estar 100% correctes.