| APA | YTPI. (2012, February 16). In Acronym Geek. Retrieved 02:53, February 16, 2012, from http://www.acronymgeek.com/YTPI |
| MLA | "YTPI." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/YTPI>. |
| MHRA | 'YTPI', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/YTPI> [accessed 16 February 2012] |
| Chicago | "YTPI", http://www.acronymgeek.com/YTPI (accessed February 16, 2012). |
| CBE/CSE | YTPI [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/YTPI. |
| Bluebook | YTPI, http://www.acronymgeek.com/YTPI (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, YTPI, http://www.acronymgeek.com/YTPI (optional description here) (as of Feb. 16, 2012, 02:53). |
| AMA | YTPI. Acronym Geek. February 16, 2012, 02:53. Available at: http://www.acronymgeek.com/YTPI. Accessed February 16, 2012, 02:53. |