| APA | PTCB. (2012, February 12). In Acronym Geek. Retrieved 12:46, February 12, 2012, from http://www.acronymgeek.com/PTCB |
| MLA | "PTCB." Acronym Geek. (2012). Acronym Geek. 12 Feb 2012 <http://www.acronymgeek.com/PTCB>. |
| MHRA | 'PTCB', Acronym Geek, 12 February 2012, <http://www.acronymgeek.com/PTCB> [accessed 12 February 2012] |
| Chicago | "PTCB", http://www.acronymgeek.com/PTCB (accessed February 12, 2012). |
| CBE/CSE | PTCB [Internet]. Acronym Geek; 2012 Feb 12 [cited 2012 Feb 12]. Available from: http://www.acronymgeek.com/PTCB. |
| Bluebook | PTCB, http://www.acronymgeek.com/PTCB (last visited February 12, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PTCB, http://www.acronymgeek.com/PTCB (optional description here) (as of Feb. 12, 2012, 12:46). |
| AMA | PTCB. Acronym Geek. February 12, 2012, 12:46. Available at: http://www.acronymgeek.com/PTCB. Accessed February 12, 2012, 12:46. |