罗伊斯 & 比特纳. (2010). 软件开发经济学: Economics of iterative software development steering toward better business results. 机械工业出版社.
Lua i Stíl Chicago (17ú heag.)罗伊斯 agus 比特纳. 软件开发经济学: Economics of Iterative Software Development Steering Toward Better Business Results. 机械工业出版社, 2010.
Lua MLA (8ú heag.)罗伊斯 agus 比特纳. 软件开发经济学: Economics of Iterative Software Development Steering Toward Better Business Results. 机械工业出版社, 2010.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.