Hall, C. A., & Holbrook, L. L. (2007). Introduction to the geology of southern California and its native plants. University of California Press.
Dyfyniad Arddull ChicagoHall, Clarence A., and Lauri L. Holbrook. Introduction to the Geology of Southern California and Its Native Plants. Berkeley: University of California Press, 2007.
Dyfyniad MLAHall, Clarence A., and Lauri L. Holbrook. Introduction to the Geology of Southern California and Its Native Plants. University of California Press, 2007.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.