| APA | PNZI. (2012, February 15). In Acronym Geek. Retrieved 14:23, February 15, 2012, from http://www.acronymgeek.com/PNZI |
| MLA | "PNZI." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/PNZI>. |
| MHRA | 'PNZI', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/PNZI> [accessed 15 February 2012] |
| Chicago | "PNZI", http://www.acronymgeek.com/PNZI (accessed February 15, 2012). |
| CBE/CSE | PNZI [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/PNZI. |
| Bluebook | PNZI, http://www.acronymgeek.com/PNZI (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PNZI, http://www.acronymgeek.com/PNZI (optional description here) (as of Feb. 15, 2012, 14:23). |
| AMA | PNZI. Acronym Geek. February 15, 2012, 14:23. Available at: http://www.acronymgeek.com/PNZI. Accessed February 15, 2012, 14:23. |