| APA | PDLM. (2012, February 15). In Acronym Geek. Retrieved 08:01, February 15, 2012, from http://www.acronymgeek.com/PDLM |
| MLA | "PDLM." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/PDLM>. |
| MHRA | 'PDLM', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/PDLM> [accessed 15 February 2012] |
| Chicago | "PDLM", http://www.acronymgeek.com/PDLM (accessed February 15, 2012). |
| CBE/CSE | PDLM [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/PDLM. |
| Bluebook | PDLM, http://www.acronymgeek.com/PDLM (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PDLM, http://www.acronymgeek.com/PDLM (optional description here) (as of Feb. 15, 2012, 08:01). |
| AMA | PDLM. Acronym Geek. February 15, 2012, 08:01. Available at: http://www.acronymgeek.com/PDLM. Accessed February 15, 2012, 08:01. |