(n.) Bitumen.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). bitume. Retrieved September 21, 2026, from http://smartdefine.org/bitume/definitions/1980654 |
| Chicago | Webster's. 2011. "bitume" http://smartdefine.org/bitume/definitions/1980654 (accessed September 21, 2026). |
| Harvard | Webster's 2011, bitume, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/bitume/definitions/1980654>. |
| MLA | Webster's. "bitume" 27 May 2011. Web. 21 September 2026. <http://smartdefine.org/bitume/definitions/1980654> |