APA Style

Kotler, Philip, Armstrong, Gary. (2008). Principles of Marketing 12e (12th). New Jersey: Pearson Prentice Hall.

Chicago Style

Kotler, Philip, Armstrong, Gary. Principles of Marketing 12e. 12th New Jersey: Pearson Prentice Hall, 2008. Text.

MLA Style

Kotler, Philip, Armstrong, Gary. Principles of Marketing 12e. 12th New Jersey: Pearson Prentice Hall, 2008. Text.

Turabian Style

Kotler, Philip, Armstrong, Gary. Principles of Marketing 12e. 12th New Jersey: Pearson Prentice Hall, 2008. Print.