TY - BOOK AU - TI - Primer of educational research SN - 020527014X AV - LB1028 .S945 1998 U1 - 370/.7/2 SUT 21 PY - 1998/// CY - Boston PB - Allyn and Bacon KW - Education KW - Research KW - Methodology N1 - Includes bibliographical references (p. 311-314) and index ER -