Não informado. (2004). Environmental & Engineering Geoscience. Association of Engineering Geologists.
Citação do estilo Chicago (17ª ed.)Não informado. Environmental & Engineering Geoscience. College Station, Tex: Association of Engineering Geologists, 2004.
Citação MLA (8ª ed.)Não informado. Environmental & Engineering Geoscience. Association of Engineering Geologists, 2004.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.