Citazione Stile APA (7a Edizione)

COMER JAMES M. (1991). SALES MANAGEMENT: PEOPLE AND PROFIT (WITH FLOPPY DISK). ALLYN AND BACON.

Citazione stile Chigago Style (17a edizione)

COMER JAMES M. SALES MANAGEMENT: PEOPLE AND PROFIT (WITH FLOPPY DISK). BOSTON: ALLYN AND BACON, 1991.

Citatione MLA (9a ed.)

COMER JAMES M. SALES MANAGEMENT: PEOPLE AND PROFIT (WITH FLOPPY DISK). ALLYN AND BACON, 1991.