TY - BOOK AU - Christensen,Larry B. TI - Experimental methodology / SN - 0205082440 : U1 - 150.724 PY - 1985/// CY - Boston : PB - Allyn and Bacon, KW - Psychology, Experimental KW - Psychology KW - Experiments KW - Experimental design N1 - Includes bibliograpical references( p. 339-351) and index ER -