Não informado. Association of Engineering Geologists newsletter. Association of Engineering Geologists.
Citação do estilo Chicago (17ª ed.)Não informado. Association of Engineering Geologists Newsletter. Lawrence, Kan: Association of Engineering Geologists.
Citação MLA (8ª ed.)Não informado. Association of Engineering Geologists Newsletter. Association of Engineering Geologists.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.