Wray, Robert A. dBASE III Plus programming / Robert A Wray - 2nd ed., ISE. - Boston, Mass : Boyd and Fraser, 1991 - xvi, 400 p. ; 24 cm. ISBN: 0534983685 Subjects--Uniform Titles: dBASE III plus (Computer file) Subjects--Topical Terms: Database management--Computer programs. Dewey Class. No.: 005.7565 / WRA