| APA | IVRS. (2012, February 16). In Acronym Geek. Retrieved 05:53, February 16, 2012, from http://www.acronymgeek.com/IVRS |
| MLA | "IVRS." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/IVRS>. |
| MHRA | 'IVRS', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/IVRS> [accessed 16 February 2012] |
| Chicago | "IVRS", http://www.acronymgeek.com/IVRS (accessed February 16, 2012). |
| CBE/CSE | IVRS [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/IVRS. |
| Bluebook | IVRS, http://www.acronymgeek.com/IVRS (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, IVRS, http://www.acronymgeek.com/IVRS (optional description here) (as of Feb. 16, 2012, 05:53). |
| AMA | IVRS. Acronym Geek. February 16, 2012, 05:53. Available at: http://www.acronymgeek.com/IVRS. Accessed February 16, 2012, 05:53. |