| APA | GNGL. (2012, February 14). In Acronym Geek. Retrieved 00:16, February 14, 2012, from http://www.acronymgeek.com/GNGL |
| MLA | "GNGL." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/GNGL>. |
| MHRA | 'GNGL', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/GNGL> [accessed 14 February 2012] |
| Chicago | "GNGL", http://www.acronymgeek.com/GNGL (accessed February 14, 2012). |
| CBE/CSE | GNGL [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/GNGL. |
| Bluebook | GNGL, http://www.acronymgeek.com/GNGL (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GNGL, http://www.acronymgeek.com/GNGL (optional description here) (as of Feb. 14, 2012, 00:16). |
| AMA | GNGL. Acronym Geek. February 14, 2012, 00:16. Available at: http://www.acronymgeek.com/GNGL. Accessed February 14, 2012, 00:16. |