| APA | DIAGN. (2012, February 12). In Acronym Geek. Retrieved 10:43, February 12, 2012, from http://www.acronymgeek.com/DIAGN |
| MLA | "DIAGN." Acronym Geek. (2012). Acronym Geek. 12 Feb 2012 <http://www.acronymgeek.com/DIAGN>. |
| MHRA | 'DIAGN', Acronym Geek, 12 February 2012, <http://www.acronymgeek.com/DIAGN> [accessed 12 February 2012] |
| Chicago | "DIAGN", http://www.acronymgeek.com/DIAGN (accessed February 12, 2012). |
| CBE/CSE | DIAGN [Internet]. Acronym Geek; 2012 Feb 12 [cited 2012 Feb 12]. Available from: http://www.acronymgeek.com/DIAGN. |
| Bluebook | DIAGN, http://www.acronymgeek.com/DIAGN (last visited February 12, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DIAGN, http://www.acronymgeek.com/DIAGN (optional description here) (as of Feb. 12, 2012, 10:43). |
| AMA | DIAGN. Acronym Geek. February 12, 2012, 10:43. Available at: http://www.acronymgeek.com/DIAGN. Accessed February 12, 2012, 10:43. |