| APA | GERU. (2012, February 17). In Acronym Geek. Retrieved 00:19, February 17, 2012, from http://www.acronymgeek.com/GERU |
| MLA | "GERU." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/GERU>. |
| MHRA | 'GERU', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/GERU> [accessed 17 February 2012] |
| Chicago | "GERU", http://www.acronymgeek.com/GERU (accessed February 17, 2012). |
| CBE/CSE | GERU [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/GERU. |
| Bluebook | GERU, http://www.acronymgeek.com/GERU (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GERU, http://www.acronymgeek.com/GERU (optional description here) (as of Feb. 17, 2012, 00:19). |
| AMA | GERU. Acronym Geek. February 17, 2012, 00:19. Available at: http://www.acronymgeek.com/GERU. Accessed February 17, 2012, 00:19. |