Cita APA (7a ed.)

HANAN MACK. (2004). CONSULTATIVE SELLING (7TH.). AMACOM.

Cita Chicago Style (17a ed.)

HANAN MACK. CONSULTATIVE SELLING. 7TH. NEW YORK: AMACOM, 2004.

Cita MLA (9a ed.)

HANAN MACK. CONSULTATIVE SELLING. 7TH. AMACOM, 2004.