Gaya APA

Renewable Energy: Its Physics, Engineering, Use, Environmental Impact, Economy and Plamming Aspect . (2004). Amerika: Elsevier Science _2.

Gaya MLA

Renewable Energy: Its Physics, Engineering, Use, Environmental Impact, Economy and Plamming Aspect . cet.3. Amerika: Elsevier Science _2, 2004. Buku Teks.