| APA | GZPL. (2012, February 16). In Acronym Geek. Retrieved 08:28, February 16, 2012, from http://www.acronymgeek.com/GZPL |
| MLA | "GZPL." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/GZPL>. |
| MHRA | 'GZPL', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/GZPL> [accessed 16 February 2012] |
| Chicago | "GZPL", http://www.acronymgeek.com/GZPL (accessed February 16, 2012). |
| CBE/CSE | GZPL [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/GZPL. |
| Bluebook | GZPL, http://www.acronymgeek.com/GZPL (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GZPL, http://www.acronymgeek.com/GZPL (optional description here) (as of Feb. 16, 2012, 08:28). |
| AMA | GZPL. Acronym Geek. February 16, 2012, 08:28. Available at: http://www.acronymgeek.com/GZPL. Accessed February 16, 2012, 08:28. |