Λήψη : Research opportunities in geography at the U.S. Geological Survey [electronic resource] / Committee on Research Priorities in Geography at the U.S. Geological Survey, Board on Earth Sciences and Resources, Division on Earth and Life Studies, National Research Council of the National Academies.

Τίτλος : Research opportunities in geography at the U.S. Geological Survey [electronic resource] / Committee on Research Priorities in Geography at the U.S. Geological Survey, Board on Earth Sciences and Resources, Division on Earth and Life Studies, National Research Council of the National Academies.

Ταξινομικός Αριθμός : Χωρίς ταξινομικό αριθμό

Κατάσταση : Άγνωστο