Cita APA (7a ed.)

Abratt, R., & Sacks, D. (1988). The marketing challenge: Towards being profitable and socially responsible. [s.n.].

Cita Chicago Style (17a ed.)

Abratt, Russell, y Diane Sacks. The Marketing Challenge: Towards Being Profitable and Socially Responsible. [S.l.]: [s.n.], 1988.

Cita MLA (9a ed.)

Abratt, Russell, y Diane Sacks. The Marketing Challenge: Towards Being Profitable and Socially Responsible. [s.n.], 1988.