TY  - BOOK
T1  - Apple II the DOS manual.
LA  - English
PP  - Manila
PB  - National Book Store
YR  - 1980
UL  - https://ds.mainlib.upd.edu.ph/Record/UP-99796217602316293
OP  - 200
NO  - A reprint of the name ed. published by Apple Computer, Cupertino, Calif. "Reprinted under authority of Presidential Decree no. 285 as amended by P.D. nos. 400 and 1203"--T.p. verso.
CN  - QA 76.6 A66 1980
KW  - Operating systems (Computers) : Handbooks, manuals, etc.
KW  - Apple II (Computer).
ER  -