Stallcup, J. G. (1989). Journeyman electrician's workbook: Exam preparation-upgrading:based on the 1990 NEC. American Technical Publishers.
Chicago Style (17th ed.) CitationStallcup, James G. Journeyman Electrician's Workbook: Exam Preparation-upgrading:based on the 1990 NEC. Illinois: American Technical Publishers, 1989.
MLA (9th ed.) CitationStallcup, James G. Journeyman Electrician's Workbook: Exam Preparation-upgrading:based on the 1990 NEC. American Technical Publishers, 1989.
Warning: These citations may not always be 100% accurate.