APA Style

Kotler, Philip, Armstrong, Gary. (1997). Marketing An Introduction (4th ed). New Jersey: Prentice Hall.

Chicago Style

Kotler, Philip, Armstrong, Gary. Marketing An Introduction. 4th ed New Jersey: Prentice Hall, 1997. .

MLA Style

Kotler, Philip, Armstrong, Gary. Marketing An Introduction. 4th ed New Jersey: Prentice Hall, 1997. .

Turabian Style

Kotler, Philip, Armstrong, Gary. Marketing An Introduction. 4th ed New Jersey: Prentice Hall, 1997. .