| APA | PDEG. (2012, February 15). In Acronym Geek. Retrieved 23:38, February 15, 2012, from http://www.acronymgeek.com/PDEG |
| MLA | "PDEG." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/PDEG>. |
| MHRA | 'PDEG', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/PDEG> [accessed 15 February 2012] |
| Chicago | "PDEG", http://www.acronymgeek.com/PDEG (accessed February 15, 2012). |
| CBE/CSE | PDEG [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/PDEG. |
| Bluebook | PDEG, http://www.acronymgeek.com/PDEG (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PDEG, http://www.acronymgeek.com/PDEG (optional description here) (as of Feb. 15, 2012, 23:38). |
| AMA | PDEG. Acronym Geek. February 15, 2012, 23:38. Available at: http://www.acronymgeek.com/PDEG. Accessed February 15, 2012, 23:38. |