| APA | <33. (2012, February 9). In Acronym Geek. Retrieved 14:36, February 9, 2012, from http://www.acronymgeek.com/<33 |
| MLA | "<33." Acronym Geek. (2012). Acronym Geek. 9 Feb 2012 <http://www.acronymgeek.com/<33>. |
| MHRA | '<33', Acronym Geek, 9 February 2012, <http://www.acronymgeek.com/<33> [accessed 9 February 2012] |
| Chicago | "<33", http://www.acronymgeek.com/<33 (accessed February 9, 2012). |
| CBE/CSE | <33 [Internet]. Acronym Geek; 2012 Feb 9 [cited 2012 Feb 9]. Available from: http://www.acronymgeek.com/<33. |
| Bluebook | <33, http://www.acronymgeek.com/<33 (last visited February 9, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, <33, http://www.acronymgeek.com/<33 (optional description here) (as of Feb. 9, 2012, 14:36). |
| AMA | <33. Acronym Geek. February 9, 2012, 14:36. Available at: http://www.acronymgeek.com/<33. Accessed February 9, 2012, 14:36. |