| APA | PUDG. (2012, February 16). In Acronym Geek. Retrieved 17:39, February 16, 2012, from http://www.acronymgeek.com/PUDG |
| MLA | "PUDG." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/PUDG>. |
| MHRA | 'PUDG', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/PUDG> [accessed 16 February 2012] |
| Chicago | "PUDG", http://www.acronymgeek.com/PUDG (accessed February 16, 2012). |
| CBE/CSE | PUDG [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/PUDG. |
| Bluebook | PUDG, http://www.acronymgeek.com/PUDG (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PUDG, http://www.acronymgeek.com/PUDG (optional description here) (as of Feb. 16, 2012, 17:39). |
| AMA | PUDG. Acronym Geek. February 16, 2012, 17:39. Available at: http://www.acronymgeek.com/PUDG. Accessed February 16, 2012, 17:39. |