APA Style

Roberts, Mary Lou, Berger, Paul D. (1989). DIRECT MARKETING MANAGEMENT . New Jersey: Prentice Hall.

Chicago Style

Roberts, Mary Lou, Berger, Paul D. DIRECT MARKETING MANAGEMENT. New Jersey: Prentice Hall, 1989. Text.

MLA Style

Roberts, Mary Lou, Berger, Paul D. DIRECT MARKETING MANAGEMENT. New Jersey: Prentice Hall, 1989. Text.

Turabian Style

Roberts, Mary Lou, Berger, Paul D. DIRECT MARKETING MANAGEMENT. New Jersey: Prentice Hall, 1989. Print.