Cita APA (7a ed.)

Universitas Islam Riau, issuing body. (2012). Journal of earth energy engineering. Universitas Islam Riau Press.

Cita Chicago Style (17a ed.)

Universitas Islam Riau, issuing body. Journal of Earth Energy Engineering. Pakanbaru, Indonesia: Universitas Islam Riau Press, 2012.

Cita MLA (9a ed.)

Universitas Islam Riau, issuing body. Journal of Earth Energy Engineering. Universitas Islam Riau Press, 2012.