| APA | HCPI. (2012, February 16). In Acronym Geek. Retrieved 00:22, February 16, 2012, from http://www.acronymgeek.com/HCPI |
| MLA | "HCPI." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/HCPI>. |
| MHRA | 'HCPI', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/HCPI> [accessed 16 February 2012] |
| Chicago | "HCPI", http://www.acronymgeek.com/HCPI (accessed February 16, 2012). |
| CBE/CSE | HCPI [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/HCPI. |
| Bluebook | HCPI, http://www.acronymgeek.com/HCPI (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HCPI, http://www.acronymgeek.com/HCPI (optional description here) (as of Feb. 16, 2012, 00:22). |
| AMA | HCPI. Acronym Geek. February 16, 2012, 00:22. Available at: http://www.acronymgeek.com/HCPI. Accessed February 16, 2012, 00:22. |