| APA | DPYL. (2012, February 16). In Acronym Geek. Retrieved 20:45, February 16, 2012, from http://www.acronymgeek.com/DPYL |
| MLA | "DPYL." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/DPYL>. |
| MHRA | 'DPYL', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/DPYL> [accessed 16 February 2012] |
| Chicago | "DPYL", http://www.acronymgeek.com/DPYL (accessed February 16, 2012). |
| CBE/CSE | DPYL [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/DPYL. |
| Bluebook | DPYL, http://www.acronymgeek.com/DPYL (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DPYL, http://www.acronymgeek.com/DPYL (optional description here) (as of Feb. 16, 2012, 20:45). |
| AMA | DPYL. Acronym Geek. February 16, 2012, 20:45. Available at: http://www.acronymgeek.com/DPYL. Accessed February 16, 2012, 20:45. |