3G E-Learning. 
 - 2nd edition. 
 - 302 pages :   color illustrations ;   26 cm +   CD 
<br/><br/>Includes bibliographical references and index.<br/> 
<br/><br/>
<br/><br/><label>ISBN: </label>978-1-98467-939-0 1984679392 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Construction industry. <br/>Contracting. 
<br/><br/><label>Dewey Class. No.: </label>338.76 S7967 2023