Citazione Stile APA (7a Edizione)

Nickels, W. G. (1978). Marketing principles: A broadened concept of marketing. Prentice-Hall.

Citazione stile Chigago Style (17a edizione)

Nickels, William G. Marketing Principles: A Broadened Concept of Marketing. Englewood Cliffs, N. J: Prentice-Hall, 1978.

Citatione MLA (9a ed.)

Nickels, William G. Marketing Principles: A Broadened Concept of Marketing. Prentice-Hall, 1978.