| APA | VYPA. (2012, February 17). In Acronym Geek. Retrieved 07:22, February 17, 2012, from http://www.acronymgeek.com/VYPA |
| MLA | "VYPA." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/VYPA>. |
| MHRA | 'VYPA', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/VYPA> [accessed 17 February 2012] |
| Chicago | "VYPA", http://www.acronymgeek.com/VYPA (accessed February 17, 2012). |
| CBE/CSE | VYPA [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/VYPA. |
| Bluebook | VYPA, http://www.acronymgeek.com/VYPA (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, VYPA, http://www.acronymgeek.com/VYPA (optional description here) (as of Feb. 17, 2012, 07:22). |
| AMA | VYPA. Acronym Geek. February 17, 2012, 07:22. Available at: http://www.acronymgeek.com/VYPA. Accessed February 17, 2012, 07:22. |