| APA | SMLE. (2012, February 15). In Acronym Geek. Retrieved 04:10, February 15, 2012, from http://www.acronymgeek.com/SMLE |
| MLA | "SMLE." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/SMLE>. |
| MHRA | 'SMLE', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/SMLE> [accessed 15 February 2012] |
| Chicago | "SMLE", http://www.acronymgeek.com/SMLE (accessed February 15, 2012). |
| CBE/CSE | SMLE [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/SMLE. |
| Bluebook | SMLE, http://www.acronymgeek.com/SMLE (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, SMLE, http://www.acronymgeek.com/SMLE (optional description here) (as of Feb. 15, 2012, 04:10). |
| AMA | SMLE. Acronym Geek. February 15, 2012, 04:10. Available at: http://www.acronymgeek.com/SMLE. Accessed February 15, 2012, 04:10. |