Citazione Stile APA (7a Edizione)

PANCERO JIM. (2006). YOU CAN ALWAYS SELL MORE: HOW TO IMPROVE ANY SALES. JOHN WILEY & SONS.

Citazione stile Chigago Style (17a edizione)

PANCERO JIM. YOU CAN ALWAYS SELL MORE: HOW TO IMPROVE ANY SALES. NEW JERSEY: JOHN WILEY & SONS, 2006.

Citatione MLA (9a ed.)

PANCERO JIM. YOU CAN ALWAYS SELL MORE: HOW TO IMPROVE ANY SALES. JOHN WILEY & SONS, 2006.