Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

Kotler, Philip. Principles of Marketing. Englewood Cliffs, N. J: Prentice-Hall, 1980.

Cita MLA (9th ed.)

Kotler, Philip. Principles of Marketing. Prentice-Hall, 1980.