Cita APA

Herres, D., & Herres, D. (2012). 2011 National Electrical Code®: Chapter by chapter. New York: McGraw-Hill.

Citación estilo Chicago

Herres, David, y David Herres. 2011 National Electrical Code®: Chapter By Chapter. New York: McGraw-Hill, 2012.

Cita MLA

Herres, David, y David Herres. 2011 National Electrical Code®: Chapter By Chapter. New York: McGraw-Hill, 2012.