| APA | LD/HD. (2012, February 12). In Acronym Geek. Retrieved 09:21, February 12, 2012, from http://www.acronymgeek.com/LD/HD |
| MLA | "LD/HD." Acronym Geek. (2012). Acronym Geek. 12 Feb 2012 <http://www.acronymgeek.com/LD/HD>. |
| MHRA | 'LD/HD', Acronym Geek, 12 February 2012, <http://www.acronymgeek.com/LD/HD> [accessed 12 February 2012] |
| Chicago | "LD/HD", http://www.acronymgeek.com/LD/HD (accessed February 12, 2012). |
| CBE/CSE | LD/HD [Internet]. Acronym Geek; 2012 Feb 12 [cited 2012 Feb 12]. Available from: http://www.acronymgeek.com/LD/HD. |
| Bluebook | LD/HD, http://www.acronymgeek.com/LD/HD (last visited February 12, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, LD/HD, http://www.acronymgeek.com/LD/HD (optional description here) (as of Feb. 12, 2012, 09:21). |
| AMA | LD/HD. Acronym Geek. February 12, 2012, 09:21. Available at: http://www.acronymgeek.com/LD/HD. Accessed February 12, 2012, 09:21. |