PANNEKOEK, A. (1949). Outline of the Geomorphology of Java - A.J. Pannekoek. Geological Survey.
Lua i Stíl Chicago (17ú heag.)PANNEKOEK, A.J. Outline of the Geomorphology of Java - A.J. Pannekoek. Geological Survey, 1949.
Lua MLA (8ú heag.)PANNEKOEK, A.J. Outline of the Geomorphology of Java - A.J. Pannekoek. Geological Survey, 1949.
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