Gaya APA
Stallcup, James G.. (1989).
Illustrated change of the 1990 NEC .
Homewood, IL:
American Technical.
Gaya Chicago
Stallcup, James G..
Illustrated change of the 1990 NEC.
Homewood, IL:
American Technical,
1989.
Text.
Gaya MLA
Stallcup, James G..
Illustrated change of the 1990 NEC.
Homewood, IL:
American Technical,
1989.
Text.
Gaya Turabian
Stallcup, James G..
Illustrated change of the 1990 NEC.
Homewood, IL:
American Technical,
1989.
Print.