| APA | YOYO. (2012, February 11). In Acronym Geek. Retrieved 21:33, February 11, 2012, from http://www.acronymgeek.com/YOYO |
| MLA | "YOYO." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/YOYO>. |
| MHRA | 'YOYO', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/YOYO> [accessed 11 February 2012] |
| Chicago | "YOYO", http://www.acronymgeek.com/YOYO (accessed February 11, 2012). |
| CBE/CSE | YOYO [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/YOYO. |
| Bluebook | YOYO, http://www.acronymgeek.com/YOYO (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, YOYO, http://www.acronymgeek.com/YOYO (optional description here) (as of Feb. 11, 2012, 21:33). |
| AMA | YOYO. Acronym Geek. February 11, 2012, 21:33. Available at: http://www.acronymgeek.com/YOYO. Accessed February 11, 2012, 21:33. |