(1978). The Methodology of Photo Interpretation of Mass Movements With Special Reference To the Spanish Pyrenees, Tremp, Northern Spain. General Directorate of Mineral Research and Exploration.
Chicago-tyylinen lähdeviittausThe Methodology of Photo Interpretation of Mass Movements With Special Reference To the Spanish Pyrenees, Tremp, Northern Spain. General Directorate of Mineral Research and Exploration, 1978.
MLA-viiteThe Methodology of Photo Interpretation of Mass Movements With Special Reference To the Spanish Pyrenees, Tremp, Northern Spain. General Directorate of Mineral Research and Exploration, 1978.
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