Chien, Chao. <br/><br/>
Introduction to the microcomputer and its applications  PC-DOS, WordPerfect, Lotus 1-2-3, and dBASE 
Chao C. Chien. 
 - Homewood, Ill.  Irwin  c1988. 
 - 462 p. + 1 computer diskette 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>WordPerfect Computer program<br/>dBase III plus Computer program<br/>Lotus 1-2-3 (Computer program)
<br/><br/><label>Subjects--Topical Terms: </label><br/>IBM personal computer--Programming.<br/>PC DOS Computer operating system.