Berthouex, P. M., & .Brown, L. C. (1994). Statistics for environmental engineers. Lewis Publishers.
Παραπομπή σε μορφή Chicago (17η εκδ.)Berthouex, Paul Mac, και Linfield C. .Brown. Statistics for Environmental Engineers. Boca Raton: Lewis Publishers, 1994.
Παραπομπή σε μορφή MLA (9th εκδ.)Berthouex, Paul Mac, και Linfield C. .Brown. Statistics for Environmental Engineers. Lewis Publishers, 1994.