| APA | LDPU. (2012, February 16). In Acronym Geek. Retrieved 21:43, February 16, 2012, from http://www.acronymgeek.com/LDPU |
| MLA | "LDPU." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/LDPU>. |
| MHRA | 'LDPU', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/LDPU> [accessed 16 February 2012] |
| Chicago | "LDPU", http://www.acronymgeek.com/LDPU (accessed February 16, 2012). |
| CBE/CSE | LDPU [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/LDPU. |
| Bluebook | LDPU, http://www.acronymgeek.com/LDPU (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, LDPU, http://www.acronymgeek.com/LDPU (optional description here) (as of Feb. 16, 2012, 21:43). |
| AMA | LDPU. Acronym Geek. February 16, 2012, 21:43. Available at: http://www.acronymgeek.com/LDPU. Accessed February 16, 2012, 21:43. |