Gaya APA

Bottrill, G. et al (2005). Practical Electrical Equipment and Installations in Hazardous Areas (Cet. 1). Oxford: Penerbit Newnes An imprint of Elsevier.

Gaya MLA

Bottrill, Geoffrey. et al. "Practical Electrical Equipment and Installations in Hazardous Areas". Cet. 1 Oxford: Penerbit Newnes An imprint of Elsevier, 2005. Text.