| APA | DDPG. (2012, February 14). In Acronym Geek. Retrieved 23:35, February 14, 2012, from http://www.acronymgeek.com/DDPG |
| MLA | "DDPG." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/DDPG>. |
| MHRA | 'DDPG', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/DDPG> [accessed 14 February 2012] |
| Chicago | "DDPG", http://www.acronymgeek.com/DDPG (accessed February 14, 2012). |
| CBE/CSE | DDPG [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/DDPG. |
| Bluebook | DDPG, http://www.acronymgeek.com/DDPG (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DDPG, http://www.acronymgeek.com/DDPG (optional description here) (as of Feb. 14, 2012, 23:35). |
| AMA | DDPG. Acronym Geek. February 14, 2012, 23:35. Available at: http://www.acronymgeek.com/DDPG. Accessed February 14, 2012, 23:35. |