| APA | IWPO. (2012, February 17). In Acronym Geek. Retrieved 07:20, February 17, 2012, from http://www.acronymgeek.com/IWPO |
| MLA | "IWPO." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/IWPO>. |
| MHRA | 'IWPO', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/IWPO> [accessed 17 February 2012] |
| Chicago | "IWPO", http://www.acronymgeek.com/IWPO (accessed February 17, 2012). |
| CBE/CSE | IWPO [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/IWPO. |
| Bluebook | IWPO, http://www.acronymgeek.com/IWPO (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, IWPO, http://www.acronymgeek.com/IWPO (optional description here) (as of Feb. 17, 2012, 07:20). |
| AMA | IWPO. Acronym Geek. February 17, 2012, 07:20. Available at: http://www.acronymgeek.com/IWPO. Accessed February 17, 2012, 07:20. |