| APA | Smart Define. (2013). software requirements specifications. Retrieved May 22, 2013, from http://smartdefine.org/software_requirements_specifications/abbreviations/a |
| Chicago | Smart Define. 2013. "software requirements specifications" http://smartdefine.org/software_requirements_specifications/abbreviations/a (accessed May 22, 2013). |
| Harvard | Smart Define 2013, software requirements specifications, Smart Define, viewed 22 May, 2013, <http://smartdefine.org/software_requirements_specifications/abbreviations/a>. |
| MLA | Smart Define. "software requirements specifications" 21 May 2013. Web. 22 May 2013. <http://smartdefine.org/software_requirements_specifications/abbreviations/a> |