Gaya APA

Hampson, J., Hanssen, S. (2009). Electrical trade principles: a practical approach (Ed.2). (4) Organisasi Perusahaan: Teo: Pusat Penelitian Kelapa Sawit.

Gaya MLA

Hampson, J., Hanssen, S.. Electrical trade principles: a practical approach. Ed.2 (4) Organisasi Perusahaan: Teo: Pusat Penelitian Kelapa Sawit, 2009. Text.