Lewicki, Roy J. Essentials of negotiation / Roy J. Lewicki, David M. Saunders, Bruce Barry. - 5th ed. (Int. ed.) - Boston, Mass. : McGraw-Hill, 2011. - xiv. 290 p. : ill. ; 23 cm. Includes bibliographical references and index. ISBN: 9780071267731 (pbk.) Subjects--Topical Terms: Negotiation in business.Negotiation.