| APA | HLDQ. (2012, February 16). In Acronym Geek. Retrieved 22:24, February 16, 2012, from http://www.acronymgeek.com/HLDQ |
| MLA | "HLDQ." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/HLDQ>. |
| MHRA | 'HLDQ', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/HLDQ> [accessed 16 February 2012] |
| Chicago | "HLDQ", http://www.acronymgeek.com/HLDQ (accessed February 16, 2012). |
| CBE/CSE | HLDQ [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/HLDQ. |
| Bluebook | HLDQ, http://www.acronymgeek.com/HLDQ (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HLDQ, http://www.acronymgeek.com/HLDQ (optional description here) (as of Feb. 16, 2012, 22:24). |
| AMA | HLDQ. Acronym Geek. February 16, 2012, 22:24. Available at: http://www.acronymgeek.com/HLDQ. Accessed February 16, 2012, 22:24. |