Gaya APA

DEVITA, F., TARUMUN, S. (2012). The impact of enviromental degradation on the socio-economic aspect of community in the siak . Pekanbaru: Program Pascasarjana Ilmu Lingkingan UNRI.

Gaya MLA

DEVITA, Fitria., TARUMUN, Suardi. "The impact of enviromental degradation on the socio-economic aspect of community in the siak". Pekanbaru: Program Pascasarjana Ilmu Lingkingan UNRI, 2012. Artikel.