| APA | HBOCS. (2012, February 12). In Acronym Geek. Retrieved 10:43, February 12, 2012, from http://www.acronymgeek.com/HBOCS |
| MLA | "HBOCS." Acronym Geek. (2012). Acronym Geek. 12 Feb 2012 <http://www.acronymgeek.com/HBOCS>. |
| MHRA | 'HBOCS', Acronym Geek, 12 February 2012, <http://www.acronymgeek.com/HBOCS> [accessed 12 February 2012] |
| Chicago | "HBOCS", http://www.acronymgeek.com/HBOCS (accessed February 12, 2012). |
| CBE/CSE | HBOCS [Internet]. Acronym Geek; 2012 Feb 12 [cited 2012 Feb 12]. Available from: http://www.acronymgeek.com/HBOCS. |
| Bluebook | HBOCS, http://www.acronymgeek.com/HBOCS (last visited February 12, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HBOCS, http://www.acronymgeek.com/HBOCS (optional description here) (as of Feb. 12, 2012, 10:43). |
| AMA | HBOCS. Acronym Geek. February 12, 2012, 10:43. Available at: http://www.acronymgeek.com/HBOCS. Accessed February 12, 2012, 10:43. |