Everyman's database primer featuring dBASE II - Byers, Robert A.; Bare, Virginia (Manila National Book Store, 1982)
A reprint of the same ed. published by Ashton-Tate, Culver City, Calif.
"Reprinted under authority od Presidential Decree No. 235 as amended by P. D. Nos. 400 & 1203." --T.p. verso.
Keywords: dBase II (Computer program).