| APA | GYDP. (2012, February 15). In Acronym Geek. Retrieved 02:28, February 15, 2012, from http://www.acronymgeek.com/GYDP |
| MLA | "GYDP." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/GYDP>. |
| MHRA | 'GYDP', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/GYDP> [accessed 15 February 2012] |
| Chicago | "GYDP", http://www.acronymgeek.com/GYDP (accessed February 15, 2012). |
| CBE/CSE | GYDP [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/GYDP. |
| Bluebook | GYDP, http://www.acronymgeek.com/GYDP (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GYDP, http://www.acronymgeek.com/GYDP (optional description here) (as of Feb. 15, 2012, 02:28). |
| AMA | GYDP. Acronym Geek. February 15, 2012, 02:28. Available at: http://www.acronymgeek.com/GYDP. Accessed February 15, 2012, 02:28. |