Ryan, Daniel L., 1941- <br/><br/>
Technical sketching and computer illustration/ 
Daniel L. Ryan. 
 - Englewood Cliffs, New Jersey  Prentice Hall  1990 
 - viii, 197p. ;   ill. ;   28cm. 
<br/><br/><label>ISBN: </label>0138984204  $147.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer graphics.<br/>Technical graphics
<br/><br/><label>LC Class. No.: </label>T359 .R93 1990 
<br/><br/><label>Dewey Class. No.: </label>T/359  / RYA