| APA | NTIS. (2012, February 10). In Acronym Geek. Retrieved 12:47, February 10, 2012, from http://www.acronymgeek.com/NTIS |
| MLA | "NTIS." Acronym Geek. (2012). Acronym Geek. 10 Feb 2012 <http://www.acronymgeek.com/NTIS>. |
| MHRA | 'NTIS', Acronym Geek, 10 February 2012, <http://www.acronymgeek.com/NTIS> [accessed 10 February 2012] |
| Chicago | "NTIS", http://www.acronymgeek.com/NTIS (accessed February 10, 2012). |
| CBE/CSE | NTIS [Internet]. Acronym Geek; 2012 Feb 10 [cited 2012 Feb 10]. Available from: http://www.acronymgeek.com/NTIS. |
| Bluebook | NTIS, http://www.acronymgeek.com/NTIS (last visited February 10, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, NTIS, http://www.acronymgeek.com/NTIS (optional description here) (as of Feb. 10, 2012, 12:47). |
| AMA | NTIS. Acronym Geek. February 10, 2012, 12:47. Available at: http://www.acronymgeek.com/NTIS. Accessed February 10, 2012, 12:47. |