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	1.		The science of psychology : an introduction / By William S. Ra y. by Ray, William Samuel, 1917- Material type: Text; Format: print ; Literary form: Not fiction Publication details: New York : Macmillan, [1964] Availability: Items available for loan: Main Library - Open Shelves (2). Place hold Save to lists Add to cart (remove)
	2.		The science of psychology : an introduction / By William S. Ra y. by Ray, William Samuel, 1917- Material type: Text; Format: print ; Literary form: Not fiction Publication details: New York : Macmillan, [1964] Availability: No items available. Save to lists Add to cart (remove)
	3.		An Introduction to experimental design / by W.S.Ray by Ray, William Samuel Material type: Text Publication details: New York : Macmillan , 1960 Availability: Items available for loan: College of Education and External Studies Library - Open Stacks (1). Place hold Save to lists Add to cart (remove)
	4.		Statistics in psychological research / William S. Ray. by Ray, William Samuel, 1917- Material type: Text Publication details: New York : Macmillan, [c1962] Availability: Items available for loan: Albert Cook Medical Library - ACM (2)Call number: BF 39 R213s 1 962, ... Place hold Save to lists Add to cart (remove)
	5.		Statistics in psychological research / William S. Ray. by Ray, William Samuel, 1917- Material type: Text Publication details: New York : Macmillan, [c1962] Availability: No items available. Save to lists Add to cart (remove)
	6.		Statistics in psychological research / William S. Ray. by Ray, William Samuel, 1917- Material type: Text Publication details: New York : Macmillan, [c1962] Availability: No items available. Save to lists Add to cart (remove)
	7.		Statistics in psychological research / William S. Ray. by Ray, William Samuel, 1917- Material type: Text Publication details: New York : Macmillan, [c1962] Availability: No items available. Save to lists Add to cart (remove)
	8.		Statistics in psychological research / William S. Ray. by Ray, William Samuel, 1917- Material type: Text Publication details: New York : Macmillan, [c1962] Availability: No items available. Save to lists Add to cart (remove)