| APA | ZRPG. (2012, February 14). In Acronym Geek. Retrieved 12:39, February 14, 2012, from http://www.acronymgeek.com/ZRPG |
| MLA | "ZRPG." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/ZRPG>. |
| MHRA | 'ZRPG', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/ZRPG> [accessed 14 February 2012] |
| Chicago | "ZRPG", http://www.acronymgeek.com/ZRPG (accessed February 14, 2012). |
| CBE/CSE | ZRPG [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/ZRPG. |
| Bluebook | ZRPG, http://www.acronymgeek.com/ZRPG (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ZRPG, http://www.acronymgeek.com/ZRPG (optional description here) (as of Feb. 14, 2012, 12:39). |
| AMA | ZRPG. Acronym Geek. February 14, 2012, 12:39. Available at: http://www.acronymgeek.com/ZRPG. Accessed February 14, 2012, 12:39. |