Cita APA

Kotler, P. (1980). Principles of marketing. New Jersey: Prentice-Hall.

Chicago Style Citation

Kotler, Philip. Principles of Marketing. New Jersey: Prentice-Hall, 1980.

Cita MLA

Kotler, Philip. Principles of Marketing. New Jersey: Prentice-Hall, 1980.

Atenció: Aquestes cites poden no estar 100% correctes.