Marajan, C., & Rozali, R. (2007). A study on the effectiveness of Palm Oil Mill Effluent (POME) treatment systems / Caroline Marajan and Rosliana Rozali. Universiti Teknologi MARA, Pulau Pinang & Pusat Penerbitan Universiti (UPENA).
Chicago-viite (17. p.)Marajan, Caroline, ja Rosliana Rozali. A Study on the Effectiveness of Palm Oil Mill Effluent (POME) Treatment Systems / Caroline Marajan and Rosliana Rozali. Universiti Teknologi MARA, Pulau Pinang & Pusat Penerbitan Universiti (UPENA), 2007.
MLA-viite (9. p.)Marajan, Caroline, ja Rosliana Rozali. A Study on the Effectiveness of Palm Oil Mill Effluent (POME) Treatment Systems / Caroline Marajan and Rosliana Rozali. Universiti Teknologi MARA, Pulau Pinang & Pusat Penerbitan Universiti (UPENA), 2007.