| APA | ZDM. (2012, February 13). In Acronym Geek. Retrieved 20:52, February 13, 2012, from http://www.acronymgeek.com/ZDM |
| MLA | "ZDM." Acronym Geek. (2012). Acronym Geek. 13 Feb 2012 <http://www.acronymgeek.com/ZDM>. |
| MHRA | 'ZDM', Acronym Geek, 13 February 2012, <http://www.acronymgeek.com/ZDM> [accessed 13 February 2012] |
| Chicago | "ZDM", http://www.acronymgeek.com/ZDM (accessed February 13, 2012). |
| CBE/CSE | ZDM [Internet]. Acronym Geek; 2012 Feb 13 [cited 2012 Feb 13]. Available from: http://www.acronymgeek.com/ZDM. |
| Bluebook | ZDM, http://www.acronymgeek.com/ZDM (last visited February 13, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ZDM, http://www.acronymgeek.com/ZDM (optional description here) (as of Feb. 13, 2012, 20:52). |
| AMA | ZDM. Acronym Geek. February 13, 2012, 20:52. Available at: http://www.acronymgeek.com/ZDM. Accessed February 13, 2012, 20:52. |