Imam, B. (2013). Energy Resources of Bangladesh: Natual gas oil. University Grants Commission of Bangladesh.
Citazione stile Chigago Style (17a edizione)Imam, Badrul. Energy Resources of Bangladesh: Natual Gas Oil. Dhaka: University Grants Commission of Bangladesh, 2013.
Citatione MLA (9a ed.)Imam, Badrul. Energy Resources of Bangladesh: Natual Gas Oil. University Grants Commission of Bangladesh, 2013.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.