| APA | HHWP. (2012, February 15). In Acronym Geek. Retrieved 11:37, February 15, 2012, from http://www.acronymgeek.com/HHWP |
| MLA | "HHWP." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/HHWP>. |
| MHRA | 'HHWP', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/HHWP> [accessed 15 February 2012] |
| Chicago | "HHWP", http://www.acronymgeek.com/HHWP (accessed February 15, 2012). |
| CBE/CSE | HHWP [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/HHWP. |
| Bluebook | HHWP, http://www.acronymgeek.com/HHWP (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HHWP, http://www.acronymgeek.com/HHWP (optional description here) (as of Feb. 15, 2012, 11:37). |
| AMA | HHWP. Acronym Geek. February 15, 2012, 11:37. Available at: http://www.acronymgeek.com/HHWP. Accessed February 15, 2012, 11:37. |