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APA ZitierstilFries, M. (1962). Pollen profiles of late pleistocene and recent sediments from Weber Lake, northeastern Minnesota.- Washington, D.C.
Chicago ZitierstilFries, Magnus. Pollen Profiles of Late Pleistocene and Recent Sediments From Weber Lake, Northeastern Minnesota.- Washington, D.C. 1962.
MLA ZitierstilFries, Magnus. Pollen Profiles of Late Pleistocene and Recent Sediments From Weber Lake, Northeastern Minnesota.- Washington, D.C. 1962.