Roberts, A. (1947). Geological structures and maps: A practical course in the interpretation of geological maps for civil and mining engineers. Pitman.
Cita Chicago Style (17a ed.)Roberts, A. Geological Structures and Maps: A Practical Course in the Interpretation of Geological Maps for Civil and Mining Engineers. London: Pitman, 1947.
Cita MLA (8a ed.)Roberts, A. Geological Structures and Maps: A Practical Course in the Interpretation of Geological Maps for Civil and Mining Engineers. Pitman, 1947.
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