| APA | PO-216. (2012, February 12). In Acronym Geek. Retrieved 09:00, February 12, 2012, from http://www.acronymgeek.com/PO-216 |
| MLA | "PO-216." Acronym Geek. (2012). Acronym Geek. 12 Feb 2012 <http://www.acronymgeek.com/PO-216>. |
| MHRA | 'PO-216', Acronym Geek, 12 February 2012, <http://www.acronymgeek.com/PO-216> [accessed 12 February 2012] |
| Chicago | "PO-216", http://www.acronymgeek.com/PO-216 (accessed February 12, 2012). |
| CBE/CSE | PO-216 [Internet]. Acronym Geek; 2012 Feb 12 [cited 2012 Feb 12]. Available from: http://www.acronymgeek.com/PO-216. |
| Bluebook | PO-216, http://www.acronymgeek.com/PO-216 (last visited February 12, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PO-216, http://www.acronymgeek.com/PO-216 (optional description here) (as of Feb. 12, 2012, 09:00). |
| AMA | PO-216. Acronym Geek. February 12, 2012, 09:00. Available at: http://www.acronymgeek.com/PO-216. Accessed February 12, 2012, 09:00. |