Matthews, Carole Boggs. Using WordStar professional / Carole Boggs Matthews, Martin S. Matthews. - Ser. 5 ed. - Berkeley : MicroPro Osborne/McGraw-Hill, c1989. - xvii, 548 p. : ill. ; 24 cm. ISBN: 0078814669 : Subjects--Topical Terms: Word processing. Dewey Class. No.: 652.5 / USI