Hiltrop, Jean M. The essence of negotiation / Hiltrop Jean M. and Sheila Udall. - New Delhi : Prentice-Hall, 1997. - ix, 169 p. : ill. ; 23 cm. ISBN: 8120312015 Subjects--Topical Terms: Business--Negotiations Negotiation in business Negotiation Dewey Class. No.: 658.45 / HIL