| APA | 50. (2012, February 14). In Acronym Geek. Retrieved 06:52, February 14, 2012, from http://www.acronymgeek.com/50 |
| MLA | "50." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/50>. |
| MHRA | '50', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/50> [accessed 14 February 2012] |
| Chicago | "50", http://www.acronymgeek.com/50 (accessed February 14, 2012). |
| CBE/CSE | 50 [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/50. |
| Bluebook | 50, http://www.acronymgeek.com/50 (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, 50, http://www.acronymgeek.com/50 (optional description here) (as of Feb. 14, 2012, 06:52). |
| AMA | 50. Acronym Geek. February 14, 2012, 06:52. Available at: http://www.acronymgeek.com/50. Accessed February 14, 2012, 06:52. |