Não informado. (2004). Environmental & Engineering Geoscience. Association of Engineering Geologists.
Cita Chicago Style (17a ed.)Não informado. Environmental & Engineering Geoscience. College Station, Tex: Association of Engineering Geologists, 2004.
Cita MLA (8a ed.)Não informado. Environmental & Engineering Geoscience. Association of Engineering Geologists, 2004.
Precaución: Estas citas no son 100% exactas.