TY - BOOK AU - Christensen,Larry B. TI - Experimental methodology SN - 0205069606 : AV - BF181 .C48 1980 U1 - PY - 1980/// CY - Boston PB - Allyn and Bacon KW - Psychology, Experimental KW - Textbooks KW - Psychology KW - Experiments KW - Experimental design N1 - Includes index ER -