| APA | HRYL. (2012, February 16). In Acronym Geek. Retrieved 16:03, February 16, 2012, from http://www.acronymgeek.com/HRYL |
| MLA | "HRYL." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/HRYL>. |
| MHRA | 'HRYL', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/HRYL> [accessed 16 February 2012] |
| Chicago | "HRYL", http://www.acronymgeek.com/HRYL (accessed February 16, 2012). |
| CBE/CSE | HRYL [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/HRYL. |
| Bluebook | HRYL, http://www.acronymgeek.com/HRYL (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HRYL, http://www.acronymgeek.com/HRYL (optional description here) (as of Feb. 16, 2012, 16:03). |
| AMA | HRYL. Acronym Geek. February 16, 2012, 16:03. Available at: http://www.acronymgeek.com/HRYL. Accessed February 16, 2012, 16:03. |