Citazione Stile APA (7a Edizione)

KARRASS GARY. (1985). NEGOTIATE TO CLOSE HOW TO MAKE MORE SUCCESSFUL DEALS. SIMON & SCHUSTER INC.

Citazione stile Chigago Style (17a edizione)

KARRASS GARY. NEGOTIATE TO CLOSE HOW TO MAKE MORE SUCCESSFUL DEALS. NEW YORK: SIMON & SCHUSTER INC, 1985.

Citatione MLA (9a ed.)

KARRASS GARY. NEGOTIATE TO CLOSE HOW TO MAKE MORE SUCCESSFUL DEALS. SIMON & SCHUSTER INC, 1985.