Παραπομπή APA

Ward, S., & Robertson, . T. S. (1973). Consumer behaviour: Theoretical sources. Prentice-Hall.

Παραπομπή Chicago Style

Ward, Scott, και Thomas S. Robertson. Consumer Behaviour: Theoretical Sources. New Jersey: Prentice-Hall, 1973.

Παραπομπή MLA

Ward, Scott, και Thomas S. Robertson. Consumer Behaviour: Theoretical Sources. Prentice-Hall, 1973.