Briggs, L. I. (1953). Upper Cretaceous sandstones of Diablo Range, California. University of California Press.
Dyfyniad Arddull ChicagoBriggs, Louis Isaac. Upper Cretaceous Sandstones of Diablo Range, California. Berkeley: University of California Press, 1953.
Dyfyniad MLABriggs, Louis Isaac. Upper Cretaceous Sandstones of Diablo Range, California. University of California Press, 1953.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.