Gaya APA

Kotler, Philip, Armstrong, Gary. (2009). Marketing : an introduction . New Jersey: Pearson Prentice.

Gaya Chicago

Kotler, Philip, Armstrong, Gary. Marketing : an introduction. New Jersey: Pearson Prentice, 2009. Text.

Gaya MLA

Kotler, Philip, Armstrong, Gary. Marketing : an introduction. New Jersey: Pearson Prentice, 2009. Text.

Gaya Turabian

Kotler, Philip, Armstrong, Gary. Marketing : an introduction. New Jersey: Pearson Prentice, 2009. Print.