APA Style

Kotler, Philip, Armstrong, Gary. (2008). Principles Of Marketing 13th ed. (13th ed.). New Jersey: Pearson Education.

Chicago Style

Kotler, Philip, Armstrong, Gary. Principles Of Marketing 13th ed.. 13th ed. New Jersey: Pearson Education, 2008. Text.

MLA Style

Kotler, Philip, Armstrong, Gary. Principles Of Marketing 13th ed.. 13th ed. New Jersey: Pearson Education, 2008. Text.

Turabian Style

Kotler, Philip, Armstrong, Gary. Principles Of Marketing 13th ed.. 13th ed. New Jersey: Pearson Education, 2008. Print.