Ray, W. J., & William J. Ray. Methods toward a science of behavior and experience. Australia,Belmont, CA: Thomson/Wadsworth.
استشهاد بنمط شيكاغوRay, William J., و William J. Ray. Methods Toward a Science of Behavior and Experience. Australia,Belmont, CA: Thomson/Wadsworth.
MLA استشهادRay, William J., و William J. Ray. Methods Toward a Science of Behavior and Experience. Australia,Belmont, CA: Thomson/Wadsworth.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.