Saint-Laurent, Henri. Handbook of sales humor for all situations. [electronic resource] . — West Nyack, N.Y., : Parker Pub. Co., [1971]. — 213 p. 24 cm. ISBN: 0133808408 9780133808407 LCCN: 77156765 Subjects--Topical Terms: Selling--Humor. LC Class. No.: PN6231.S17 / S3 Dewey Class. No.: 818/.5/407