| APA | APDX. (2012, February 14). In Acronym Geek. Retrieved 18:59, February 14, 2012, from http://www.acronymgeek.com/APDX |
| MLA | "APDX." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/APDX>. |
| MHRA | 'APDX', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/APDX> [accessed 14 February 2012] |
| Chicago | "APDX", http://www.acronymgeek.com/APDX (accessed February 14, 2012). |
| CBE/CSE | APDX [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/APDX. |
| Bluebook | APDX, http://www.acronymgeek.com/APDX (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, APDX, http://www.acronymgeek.com/APDX (optional description here) (as of Feb. 14, 2012, 18:59). |
| AMA | APDX. Acronym Geek. February 14, 2012, 18:59. Available at: http://www.acronymgeek.com/APDX. Accessed February 14, 2012, 18:59. |