| APA | QSM. (2012, February 13). In Acronym Geek. Retrieved 22:44, February 13, 2012, from http://www.acronymgeek.com/QSM |
| MLA | "QSM." Acronym Geek. (2012). Acronym Geek. 13 Feb 2012 <http://www.acronymgeek.com/QSM>. |
| MHRA | 'QSM', Acronym Geek, 13 February 2012, <http://www.acronymgeek.com/QSM> [accessed 13 February 2012] |
| Chicago | "QSM", http://www.acronymgeek.com/QSM (accessed February 13, 2012). |
| CBE/CSE | QSM [Internet]. Acronym Geek; 2012 Feb 13 [cited 2012 Feb 13]. Available from: http://www.acronymgeek.com/QSM. |
| Bluebook | QSM, http://www.acronymgeek.com/QSM (last visited February 13, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, QSM, http://www.acronymgeek.com/QSM (optional description here) (as of Feb. 13, 2012, 22:44). |
| AMA | QSM. Acronym Geek. February 13, 2012, 22:44. Available at: http://www.acronymgeek.com/QSM. Accessed February 13, 2012, 22:44. |