APA Citation

Pakpahan, E. (2011). Polycyclic Aromatic Hydrocarbons in Petroleum Sludge Cake: Extraction and Origin - A Case Study. Centre for Promoting Ideas (CPI), USA.

Chicago Style Citation

Pakpahan, E.N. Polycyclic Aromatic Hydrocarbons in Petroleum Sludge Cake: Extraction and Origin - A Case Study. Centre for Promoting Ideas (CPI), USA, 2011.

MLA Citation

Pakpahan, E.N. Polycyclic Aromatic Hydrocarbons in Petroleum Sludge Cake: Extraction and Origin - A Case Study. Centre for Promoting Ideas (CPI), USA, 2011.

Warning: These citations may not always be 100% accurate.