Hartwell, Frederic P. <br/><br/>
McGraw-Hill's National Electrical Code 2020 Handbook / 
Frederic P. Hartwell 
 - Thirtieth edition. 
 - 1 online resource (xvii, 1548 pages) 
<br/><br/> "National Fire Protection Association, NFPA, National Electrical Code, NEC, NFPA 70, and NFPA 70E are registered trademarks of the National Fire Protection Association. All NFPA trademarks are the official property of the National Fire Protection Association. McGraw Hill's National Electrical Code 2020 Handbook is not affiliated with, authorized, endorsed by, or in any way officially connected with the National Fire Protection Association."  "Based on the Current 2020 National Electrical Code." 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9781260474817 
<br/><br/><label>LCCN: </label>2023701241 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Instalaciones eléctricas--Tratados, manuales, etc.<br/>Cables eléctricos<br/>Aparatos e instrumentos eléctricos--Instalación<br/>Edificios--Instalaciones eléctricas 
<br/><br/><label>Dewey Class. No.: </label>621.31924