Townsend, Carl, 1938- Mastering dBASE III : a structured approach / Carl Townsend. - Berkeley : SYBEX, c1985. - xvi, 338 p. : ill. (some col.) ISBN: 0895883015 (pbk.) Subjects--Topical Terms: dBASE III (Computer program). LC Class. No.: QA76.9.D3 / T684 1985 Dewey Class. No.: 005.75/65�19