Παραπομπή APA
Strahler, A. N. 1. (1972). Planet earth data resources: Supplement to planet earth : its physical systems through geologic time. New York: Harper & Row.
Παραπομπή Chicago StyleStrahler, Arthur Newell 1918-. Planet Earth Data Resources: Supplement to Planet Earth : Its Physical Systems Through Geologic Time. New York: Harper & Row, 1972.
Παραπομπή MLAStrahler, Arthur Newell 1918-. Planet Earth Data Resources: Supplement to Planet Earth : Its Physical Systems Through Geologic Time. New York: Harper & Row, 1972.
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