APA

Hack R., Azzam R. & Charlier R. (2004). Engineering Geology for Infrastructure Planning in Europe. A European Perspective. Berlin: Springer-Verlag.

Chicago

Hack R, Azzam R and Charlier R. 2004. Engineering Geology for Infrastructure Planning in Europe. A European Perspective. Berlin: Springer-Verlag.

Harvard

Hack R., Azzam R. and Charlier R. (2004). Engineering Geology for Infrastructure Planning in Europe. A European Perspective. Berlin: Springer-Verlag.

MLA

Hack R, Azzam R and Charlier R. Engineering Geology for Infrastructure Planning in Europe. A European Perspective. Berlin: Springer-Verlag. 2004.