Cita APA

Kotler Philip & Armstrong Gary. (2012). Principles of Marketing (part-1) (11th ed.). Pearson.

Citación estilo Chicago

Kotler Philip and Armstrong Gary. Principles of Marketing (part-1). 11th ed. Newjersey: Pearson, 2012.

Cita MLA

Kotler Philip and Armstrong Gary. Principles of Marketing (part-1). 11th ed. Pearson, 2012.