| APA | GMAC. (2012, February 15). In Acronym Geek. Retrieved 04:04, February 15, 2012, from http://www.acronymgeek.com/GMAC |
| MLA | "GMAC." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/GMAC>. |
| MHRA | 'GMAC', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/GMAC> [accessed 15 February 2012] |
| Chicago | "GMAC", http://www.acronymgeek.com/GMAC (accessed February 15, 2012). |
| CBE/CSE | GMAC [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/GMAC. |
| Bluebook | GMAC, http://www.acronymgeek.com/GMAC (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GMAC, http://www.acronymgeek.com/GMAC (optional description here) (as of Feb. 15, 2012, 04:04). |
| AMA | GMAC. Acronym Geek. February 15, 2012, 04:04. Available at: http://www.acronymgeek.com/GMAC. Accessed February 15, 2012, 04:04. |