TY - BOOK AU - Mertler, Craig A. AU - ED - ED - ED - ED - TI - : teachers as researchers in the classroom SN - 9781412968577 (paperback) SN - 2 PY - 2009///.;copyright 2009.46 CY - Los Angeles PB - Sage KW - KW - 2 KW - 0 KW - 6 KW - 20 KW - Action research in education N1 - Includes bibliographical references and index; 5; Professional ER -