Beutler, L. E., Bongar, B. M., & Shurkin, J. N. (1998). Am I crazy, or is it my shrink? Oxford University Press.
Dyfyniad Arddull ChicagoBeutler, Larry E., Bruce Michael Bongar, and Joel N. Shurkin. Am I Crazy, or Is It My Shrink? New York: Oxford University Press, 1998.
Dyfyniad MLABeutler, Larry E., et al. Am I Crazy, or Is It My Shrink? Oxford University Press, 1998.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.