Bashar, M. A. (2004). Ins tant Basics of Environment. Positron Publications.
Chicago Style (17th ed.) ZitazioaBashar, M. A. Ins Tant Basics of Environment. Dhaka: Positron Publications, 2004.
MLA (9th ed.) ZitazioaBashar, M. A. Ins Tant Basics of Environment. Positron Publications, 2004.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.