TY  - BOOK
AU  - Harina, Ricardo M.
TI  - Programmed computer learning
SN  - 9710848887
U1  - BFil. 005.3 
PY  - 1991///
CY  - Manila
PB  - Natonal Bookstore, Inc.
N1  - Chapter 1. Introduction to ibm pc and compatibles  --2. Disk operating system (dos)  --3. Wordstar professional 5.0  --4. Lotus 123 version 2.2  --5. dbase III plus
ER  -