APA (7e ed.) Bronvermelding

International Software Benchmarking Standards Group & Hill, P. R. (2011). Practical software project estimation: A toolkit for estimating software development effort & duration (First edition.). McGraw-Hill.

Chicago (17e ed.) Bronvermelding

International Software Benchmarking Standards Group en Peter R. Hill. Practical Software Project Estimation: A Toolkit for Estimating Software Development Effort & Duration. First edition. New York: McGraw-Hill, 2011.

MLA (9e ed.) Bronvermelding

International Software Benchmarking Standards Group en Peter R. Hill. Practical Software Project Estimation: A Toolkit for Estimating Software Development Effort & Duration. First edition. McGraw-Hill, 2011.