Simpson, Alan, 1953- Understanding dBASE II / (Print Resources). By Alan Simpson. - New York : Sybex, c1984. - xv, 260 p. : ill.: 23 cm. Includes index. Includes Index. ISBN: 0895881470 (pbk.) Source: B-2717 Subjects--Topical Terms: Database management. LC Class. No.: QA76.9.D3 / .S55 1984