Wrona, Thomas. How to run a hand disk PC / Thomas Wrona. - Glenview, Illinois : Scott, Forresman and Company, 1988. - 245 p. : ill. ; 23 cm. Includes index. ISBN: 0673380572 LCCN: 87-32104 Subjects--Topical Terms: Microcomputers.File organization (Computer science).Magnetic disks.