| APA | DPYK. (2012, February 12). In Acronym Geek. Retrieved 12:45, February 12, 2012, from http://www.acronymgeek.com/DPYK |
| MLA | "DPYK." Acronym Geek. (2012). Acronym Geek. 12 Feb 2012 <http://www.acronymgeek.com/DPYK>. |
| MHRA | 'DPYK', Acronym Geek, 12 February 2012, <http://www.acronymgeek.com/DPYK> [accessed 12 February 2012] |
| Chicago | "DPYK", http://www.acronymgeek.com/DPYK (accessed February 12, 2012). |
| CBE/CSE | DPYK [Internet]. Acronym Geek; 2012 Feb 12 [cited 2012 Feb 12]. Available from: http://www.acronymgeek.com/DPYK. |
| Bluebook | DPYK, http://www.acronymgeek.com/DPYK (last visited February 12, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DPYK, http://www.acronymgeek.com/DPYK (optional description here) (as of Feb. 12, 2012, 12:45). |
| AMA | DPYK. Acronym Geek. February 12, 2012, 12:45. Available at: http://www.acronymgeek.com/DPYK. Accessed February 12, 2012, 12:45. |