Feeroz, M. M., & Islam, M. A. (1992). Ecology and behaviour of hoolock gibbons of Bangladesh.
Chicago Style (17th ed.) ZitazioaFeeroz, Mohammad Mostafa, eta Mohammad Anwarul Islam. Ecology and Behaviour of Hoolock Gibbons of Bangladesh. 1992.
MLA (9th ed.) ZitazioaFeeroz, Mohammad Mostafa, eta Mohammad Anwarul Islam. Ecology and Behaviour of Hoolock Gibbons of Bangladesh. 1992.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.