| APA | IPDL. (2012, February 16). In Acronym Geek. Retrieved 01:49, February 16, 2012, from http://www.acronymgeek.com/IPDL |
| MLA | "IPDL." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/IPDL>. |
| MHRA | 'IPDL', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/IPDL> [accessed 16 February 2012] |
| Chicago | "IPDL", http://www.acronymgeek.com/IPDL (accessed February 16, 2012). |
| CBE/CSE | IPDL [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/IPDL. |
| Bluebook | IPDL, http://www.acronymgeek.com/IPDL (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, IPDL, http://www.acronymgeek.com/IPDL (optional description here) (as of Feb. 16, 2012, 01:49). |
| AMA | IPDL. Acronym Geek. February 16, 2012, 01:49. Available at: http://www.acronymgeek.com/IPDL. Accessed February 16, 2012, 01:49. |