Berthouex, P. M., & .Brown, L. C. (1994). Statistics for environmental engineers. Lewis Publishers.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Berthouex, Paul Mac, ба Linfield C. .Brown. Statistics for Environmental Engineers. Boca Raton: Lewis Publishers, 1994.
MLA -ийн эшлэл (9 дэх хэвлэлт)Berthouex, Paul Mac, ба Linfield C. .Brown. Statistics for Environmental Engineers. Lewis Publishers, 1994.