| APA | P64. (2012, February 11). In Acronym Geek. Retrieved 23:14, February 11, 2012, from http://www.acronymgeek.com/P64 |
| MLA | "P64." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/P64>. |
| MHRA | 'P64', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/P64> [accessed 11 February 2012] |
| Chicago | "P64", http://www.acronymgeek.com/P64 (accessed February 11, 2012). |
| CBE/CSE | P64 [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/P64. |
| Bluebook | P64, http://www.acronymgeek.com/P64 (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, P64, http://www.acronymgeek.com/P64 (optional description here) (as of Feb. 11, 2012, 23:14). |
| AMA | P64. Acronym Geek. February 11, 2012, 23:14. Available at: http://www.acronymgeek.com/P64. Accessed February 11, 2012, 23:14. |