| APA | YCPI. (2012, February 14). In Acronym Geek. Retrieved 13:29, February 14, 2012, from http://www.acronymgeek.com/YCPI |
| MLA | "YCPI." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/YCPI>. |
| MHRA | 'YCPI', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/YCPI> [accessed 14 February 2012] |
| Chicago | "YCPI", http://www.acronymgeek.com/YCPI (accessed February 14, 2012). |
| CBE/CSE | YCPI [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/YCPI. |
| Bluebook | YCPI, http://www.acronymgeek.com/YCPI (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, YCPI, http://www.acronymgeek.com/YCPI (optional description here) (as of Feb. 14, 2012, 13:29). |
| AMA | YCPI. Acronym Geek. February 14, 2012, 13:29. Available at: http://www.acronymgeek.com/YCPI. Accessed February 14, 2012, 13:29. |