| APA | 901. (2012, February 12). In Acronym Geek. Retrieved 06:57, February 12, 2012, from http://www.acronymgeek.com/901 |
| MLA | "901." Acronym Geek. (2012). Acronym Geek. 12 Feb 2012 <http://www.acronymgeek.com/901>. |
| MHRA | '901', Acronym Geek, 12 February 2012, <http://www.acronymgeek.com/901> [accessed 12 February 2012] |
| Chicago | "901", http://www.acronymgeek.com/901 (accessed February 12, 2012). |
| CBE/CSE | 901 [Internet]. Acronym Geek; 2012 Feb 12 [cited 2012 Feb 12]. Available from: http://www.acronymgeek.com/901. |
| Bluebook | 901, http://www.acronymgeek.com/901 (last visited February 12, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, 901, http://www.acronymgeek.com/901 (optional description here) (as of Feb. 12, 2012, 06:57). |
| AMA | 901. Acronym Geek. February 12, 2012, 06:57. Available at: http://www.acronymgeek.com/901. Accessed February 12, 2012, 06:57. |