Meyer, H. W., & Manchester, S. R. (1997). The oligocene bridge creek flora of the John Day Formation, Oregon. University of California Press.
Chicago Style (17th ed.) CitationMeyer, Herbert W., and Steven R. Manchester. The Oligocene Bridge Creek Flora of the John Day Formation, Oregon. Berkeley, USA: University of California Press, 1997.
MLA (9th ed.) CitationMeyer, Herbert W., and Steven R. Manchester. The Oligocene Bridge Creek Flora of the John Day Formation, Oregon. University of California Press, 1997.
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