Gaya APA

Richter, H, P., P, I, H, F. (2011). Practical electrical wiring: residential, farm, commercial, and industrial . New Richmond: New Richmond: Park, 2011.

Gaya MLA

Richter, Herbert, P., P, I., Hartwell,, Frederic. "Practical electrical wiring: residential, farm, commercial, and industrial". New Richmond: New Richmond: Park, 2011, 2011. .