McGraw-Hill's National Electrical Code Handbook - Single Version (23 Rev ed)

State-of-the-art coverage of the 1999 NEC combines with state-of-the-art technology to give electrical professionals even faster access to full explanations of the Code--the new 23rd edition of the leading NEC guide since 1932 is now on CD-ROM.

Like the "Handbook, " it follows the 1999 Code's structure and numbering system, offers thorough explanations of the Code, and provides step-by-step advice on difficult Code sections.