APA (7th ed.) Citation

Harahap, Z., Watkins, A., & Parton, R. (2006). Perhitungan Instalasi Listrik Volume 2. Erlangga.

Chicago Style (17th ed.) Citation

Harahap, Zulkifli, A.J Watkins, and R.K Parton. Perhitungan Instalasi Listrik Volume 2. Erlangga, 2006.

MLA (8th ed.) Citation

Harahap, Zulkifli, et al. Perhitungan Instalasi Listrik Volume 2. Erlangga, 2006.