(1994). Engineering geology. Elsevier.
Chicago Style (17th ed.) CitationEngineering Geology. Amsterdam: Elsevier, 1994.
MLA (9th ed.) CitationEngineering Geology. Elsevier, 1994.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.
(1994). Engineering geology. Elsevier.
Chicago Style (17th ed.) CitationEngineering Geology. Amsterdam: Elsevier, 1994.
MLA (9th ed.) CitationEngineering Geology. Elsevier, 1994.