| APA | CRKS. (2012, February 14). In Acronym Geek. Retrieved 16:39, February 14, 2012, from http://www.acronymgeek.com/CRKS |
| MLA | "CRKS." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/CRKS>. |
| MHRA | 'CRKS', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/CRKS> [accessed 14 February 2012] |
| Chicago | "CRKS", http://www.acronymgeek.com/CRKS (accessed February 14, 2012). |
| CBE/CSE | CRKS [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/CRKS. |
| Bluebook | CRKS, http://www.acronymgeek.com/CRKS (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, CRKS, http://www.acronymgeek.com/CRKS (optional description here) (as of Feb. 14, 2012, 16:39). |
| AMA | CRKS. Acronym Geek. February 14, 2012, 16:39. Available at: http://www.acronymgeek.com/CRKS. Accessed February 14, 2012, 16:39. |