| APA | 2APA. (2012, February 12). In Acronym Geek. Retrieved 00:04, February 12, 2012, from http://www.acronymgeek.com/2APA |
| MLA | "2APA." Acronym Geek. (2012). Acronym Geek. 12 Feb 2012 <http://www.acronymgeek.com/2APA>. |
| MHRA | '2APA', Acronym Geek, 12 February 2012, <http://www.acronymgeek.com/2APA> [accessed 12 February 2012] |
| Chicago | "2APA", http://www.acronymgeek.com/2APA (accessed February 12, 2012). |
| CBE/CSE | 2APA [Internet]. Acronym Geek; 2012 Feb 12 [cited 2012 Feb 12]. Available from: http://www.acronymgeek.com/2APA. |
| Bluebook | 2APA, http://www.acronymgeek.com/2APA (last visited February 12, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, 2APA, http://www.acronymgeek.com/2APA (optional description here) (as of Feb. 12, 2012, 00:04). |
| AMA | 2APA. Acronym Geek. February 12, 2012, 00:04. Available at: http://www.acronymgeek.com/2APA. Accessed February 12, 2012, 00:04. |