| APA | GAFA. (2012, February 16). In Acronym Geek. Retrieved 11:28, February 16, 2012, from http://www.acronymgeek.com/GAFA |
| MLA | "GAFA." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/GAFA>. |
| MHRA | 'GAFA', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/GAFA> [accessed 16 February 2012] |
| Chicago | "GAFA", http://www.acronymgeek.com/GAFA (accessed February 16, 2012). |
| CBE/CSE | GAFA [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/GAFA. |
| Bluebook | GAFA, http://www.acronymgeek.com/GAFA (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GAFA, http://www.acronymgeek.com/GAFA (optional description here) (as of Feb. 16, 2012, 11:28). |
| AMA | GAFA. Acronym Geek. February 16, 2012, 11:28. Available at: http://www.acronymgeek.com/GAFA. Accessed February 16, 2012, 11:28. |