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APA ZitierstilWatts, W. A., & Winter, T. C. (1966). Plant macrofossils from Kirchner Marsh, Minnesota: A paleoecological study. - Boulder, CO.
Chicago ZitierstilWatts, William A., and Thomas C. Winter. Plant Macrofossils From Kirchner Marsh, Minnesota: A Paleoecological Study. - Boulder, CO. 1966.
MLA ZitierstilWatts, William A., and Thomas C. Winter. Plant Macrofossils From Kirchner Marsh, Minnesota: A Paleoecological Study. - Boulder, CO. 1966.