Earleywine, M. (2002). Understanding marijuana: A new look at the scientific evidence. Oxford University Press.
Dyfyniad Arddull ChicagoEarleywine, Mitchell. Understanding Marijuana: A New Look at the Scientific Evidence. Oxford ; New York: Oxford University Press, 2002.
Dyfyniad MLAEarleywine, Mitchell. Understanding Marijuana: A New Look at the Scientific Evidence. Oxford University Press, 2002.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.