Gaya APA

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

Gaya Chicago

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

Gaya MLA

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

Gaya Turabian

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