APA-viite (7. p.)

Rani, N. H. A., Ripin, A., & Diperbaharui, F. K. P. d. T. (2009). Extraction of base oil from waste lubricants oil using single polar solvent.

Chicago-viite (17. p.)

Rani, Noor Hidayu Abdul, Adnan Ripin, ja Fakulti Kejuruteraan Petroleum dan Tenaga Diperbaharui. Extraction of Base Oil from Waste Lubricants Oil Using Single Polar Solvent. 2009.

MLA-viite (9. p.)

Rani, Noor Hidayu Abdul, et al. Extraction of Base Oil from Waste Lubricants Oil Using Single Polar Solvent. 2009.