Holmes,Arthur, & Holmes,Doris L. (1965). Principles of physical geology (3rd ed.). The English language book society and nelson.
استشهاد بنمط شيكاغوHolmes,Arthur, و Holmes,Doris L. Principles of Physical Geology. 3rd ed. London: The English language book society and nelson, 1965.
MLA استشهادHolmes,Arthur, و Holmes,Doris L. Principles of Physical Geology. 3rd ed. The English language book society and nelson, 1965.
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