| APA | QTY. (2012, February 9). In Acronym Geek. Retrieved 14:24, February 9, 2012, from http://www.acronymgeek.com/QTY |
| MLA | "QTY." Acronym Geek. (2012). Acronym Geek. 9 Feb 2012 <http://www.acronymgeek.com/QTY>. |
| MHRA | 'QTY', Acronym Geek, 9 February 2012, <http://www.acronymgeek.com/QTY> [accessed 9 February 2012] |
| Chicago | "QTY", http://www.acronymgeek.com/QTY (accessed February 9, 2012). |
| CBE/CSE | QTY [Internet]. Acronym Geek; 2012 Feb 9 [cited 2012 Feb 9]. Available from: http://www.acronymgeek.com/QTY. |
| Bluebook | QTY, http://www.acronymgeek.com/QTY (last visited February 9, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, QTY, http://www.acronymgeek.com/QTY (optional description here) (as of Feb. 9, 2012, 14:24). |
| AMA | QTY. Acronym Geek. February 9, 2012, 14:24. Available at: http://www.acronymgeek.com/QTY. Accessed February 9, 2012, 14:24. |