| APA | CGM. (2012, February 9). In Acronym Geek. Retrieved 18:47, February 9, 2012, from http://www.acronymgeek.com/CGM |
| MLA | "CGM." Acronym Geek. (2012). Acronym Geek. 9 Feb 2012 <http://www.acronymgeek.com/CGM>. |
| MHRA | 'CGM', Acronym Geek, 9 February 2012, <http://www.acronymgeek.com/CGM> [accessed 9 February 2012] |
| Chicago | "CGM", http://www.acronymgeek.com/CGM (accessed February 9, 2012). |
| CBE/CSE | CGM [Internet]. Acronym Geek; 2012 Feb 9 [cited 2012 Feb 9]. Available from: http://www.acronymgeek.com/CGM. |
| Bluebook | CGM, http://www.acronymgeek.com/CGM (last visited February 9, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, CGM, http://www.acronymgeek.com/CGM (optional description here) (as of Feb. 9, 2012, 18:47). |
| AMA | CGM. Acronym Geek. February 9, 2012, 18:47. Available at: http://www.acronymgeek.com/CGM. Accessed February 9, 2012, 18:47. |