| APA | D90. (2012, February 12). In Acronym Geek. Retrieved 07:05, February 12, 2012, from http://www.acronymgeek.com/D90 |
| MLA | "D90." Acronym Geek. (2012). Acronym Geek. 12 Feb 2012 <http://www.acronymgeek.com/D90>. |
| MHRA | 'D90', Acronym Geek, 12 February 2012, <http://www.acronymgeek.com/D90> [accessed 12 February 2012] |
| Chicago | "D90", http://www.acronymgeek.com/D90 (accessed February 12, 2012). |
| CBE/CSE | D90 [Internet]. Acronym Geek; 2012 Feb 12 [cited 2012 Feb 12]. Available from: http://www.acronymgeek.com/D90. |
| Bluebook | D90, http://www.acronymgeek.com/D90 (last visited February 12, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, D90, http://www.acronymgeek.com/D90 (optional description here) (as of Feb. 12, 2012, 07:05). |
| AMA | D90. Acronym Geek. February 12, 2012, 07:05. Available at: http://www.acronymgeek.com/D90. Accessed February 12, 2012, 07:05. |