| APA | PUDL. (2012, February 16). In Acronym Geek. Retrieved 07:20, February 16, 2012, from http://www.acronymgeek.com/PUDL |
| MLA | "PUDL." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/PUDL>. |
| MHRA | 'PUDL', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/PUDL> [accessed 16 February 2012] |
| Chicago | "PUDL", http://www.acronymgeek.com/PUDL (accessed February 16, 2012). |
| CBE/CSE | PUDL [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/PUDL. |
| Bluebook | PUDL, http://www.acronymgeek.com/PUDL (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PUDL, http://www.acronymgeek.com/PUDL (optional description here) (as of Feb. 16, 2012, 07:20). |
| AMA | PUDL. Acronym Geek. February 16, 2012, 07:20. Available at: http://www.acronymgeek.com/PUDL. Accessed February 16, 2012, 07:20. |