Roth, Charles B. Secrets of closing sales / [electronic resource] / Charles B. Roth and Roy Alexander.. — 5th ed.. — Englewood Cliffs, N.J. : : Prentice-Hall,, c1983.. — 276 p. ; 24 cm. Includes index. ISBN: 013797910X : $14.95 9780137979103 LCCN: 82012312 Subjects--Topical Terms: Selling. LC Class. No.: HF5438.25 / .R67 1983 Dewey Class. No.: 658.8/5