Ritchie, Colin. <br/><br/>
Operating systems incorporating UNIX and Windows / 
Colin Ritchie. 
 - 4th ed. 
 - London :  Continuum,  2003. 
 - xiv, 279 pages   illustrations  25 cm. 
<br/><br/> Previous edition published as: Operating systems. 
<br/><br/>Includes bibliography and index. 
<br/><br/><label>ISBN: </label>0826464165 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>UNIX (Computer file)<br/>Microsoft Windows (Computer file)
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operating systems (Computers)
<br/><br/><label>LC Class. No.: </label>QA 76.76   / .R57 2003