Gaya APA

McGraw-Hill's National Electrical Code Handbook. (1981). New York: McGraw-Hill Inc.

Gaya Chicago

McGraw-Hill's National Electrical Code Handbook. 17th. New York: McGraw-Hill Inc, 1981. .

Gaya MLA

McGraw-Hill's National Electrical Code Handbook. 17th. New York: McGraw-Hill Inc, 1981. .

Gaya Turabian

McGraw-Hill's National Electrical Code Handbook. New York: McGraw-Hill Inc, 1981. .