| APA | GZSM. (2012, February 15). In Acronym Geek. Retrieved 14:14, February 15, 2012, from http://www.acronymgeek.com/GZSM |
| MLA | "GZSM." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/GZSM>. |
| MHRA | 'GZSM', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/GZSM> [accessed 15 February 2012] |
| Chicago | "GZSM", http://www.acronymgeek.com/GZSM (accessed February 15, 2012). |
| CBE/CSE | GZSM [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/GZSM. |
| Bluebook | GZSM, http://www.acronymgeek.com/GZSM (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GZSM, http://www.acronymgeek.com/GZSM (optional description here) (as of Feb. 15, 2012, 14:14). |
| AMA | GZSM. Acronym Geek. February 15, 2012, 14:14. Available at: http://www.acronymgeek.com/GZSM. Accessed February 15, 2012, 14:14. |