Gaya APA

Mullin, R, C., Simmons, P. (2018). Electrical Wiring Commercial Based on the 2017 National Rlectrical Code 16th edition (Sixteenth Edition). Boston: Cengage Learning.

Gaya MLA

Mullin, Ray, C.., Simmons, Phil. "Electrical Wiring Commercial Based on the 2017 National Rlectrical Code 16th edition". Sixteenth Edition Boston: Cengage Learning, 2018. Text.