APA Style
Kotler, P., Armstrong, G. (2016).
Principles of marketing : global edition. (16th. Ed).
Harlow, Essex, England ; New Y:
Pearson.
MLA Style
Kotler, Philip., Armstrong, Gary.
"Principles of marketing : global edition.".
16th. Ed
Harlow, Essex, England ; New Y:
Pearson,
2016.
e-Book.