| APA | APRK. (2012, February 14). In Acronym Geek. Retrieved 15:37, February 14, 2012, from http://www.acronymgeek.com/APRK |
| MLA | "APRK." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/APRK>. |
| MHRA | 'APRK', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/APRK> [accessed 14 February 2012] |
| Chicago | "APRK", http://www.acronymgeek.com/APRK (accessed February 14, 2012). |
| CBE/CSE | APRK [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/APRK. |
| Bluebook | APRK, http://www.acronymgeek.com/APRK (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, APRK, http://www.acronymgeek.com/APRK (optional description here) (as of Feb. 14, 2012, 15:37). |
| AMA | APRK. Acronym Geek. February 14, 2012, 15:37. Available at: http://www.acronymgeek.com/APRK. Accessed February 14, 2012, 15:37. |