Meyer, H. W., & Manchester, S. R. (1997). The oligocene bridge creek flora of the John Day Formation, Oregon. University of California Press.
芝加哥风格引文Meyer, Herbert W., 与 Steven R. Manchester. The Oligocene Bridge Creek Flora of the John Day Formation, Oregon. Berkeley, USA: University of California Press, 1997.
MLA引文Meyer, Herbert W., 与 Steven R. Manchester. The Oligocene Bridge Creek Flora of the John Day Formation, Oregon. University of California Press, 1997.
警告:这些引文格式不一定是100%准确.