| APA | GZNO. (2012, February 16). In Acronym Geek. Retrieved 22:07, February 16, 2012, from http://www.acronymgeek.com/GZNO |
| MLA | "GZNO." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/GZNO>. |
| MHRA | 'GZNO', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/GZNO> [accessed 16 February 2012] |
| Chicago | "GZNO", http://www.acronymgeek.com/GZNO (accessed February 16, 2012). |
| CBE/CSE | GZNO [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/GZNO. |
| Bluebook | GZNO, http://www.acronymgeek.com/GZNO (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GZNO, http://www.acronymgeek.com/GZNO (optional description here) (as of Feb. 16, 2012, 22:07). |
| AMA | GZNO. Acronym Geek. February 16, 2012, 22:07. Available at: http://www.acronymgeek.com/GZNO. Accessed February 16, 2012, 22:07. |