Sparks, Donald B. The dynamics of effective negotiation / Donald B. Sparks. - Houston : Gulf Pub. Co., c1982. - xi, 162 p. : ill. ; 22 cm. Includes bibliography (p. 158) and index. ISBN: 0872015823 Subjects--Topical Terms: Negotiation. LC Class. No.: BF637.N4 / S65 1982