| APA | 2+. (2012, February 11). In Acronym Geek. Retrieved 21:18, February 11, 2012, from http://www.acronymgeek.com/2+ |
| MLA | "2+." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/2+>. |
| MHRA | '2+', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/2+> [accessed 11 February 2012] |
| Chicago | "2+", http://www.acronymgeek.com/2+ (accessed February 11, 2012). |
| CBE/CSE | 2+ [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/2+. |
| Bluebook | 2+, http://www.acronymgeek.com/2+ (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, 2+, http://www.acronymgeek.com/2+ (optional description here) (as of Feb. 11, 2012, 21:18). |
| AMA | 2+. Acronym Geek. February 11, 2012, 21:18. Available at: http://www.acronymgeek.com/2+. Accessed February 11, 2012, 21:18. |