01151nam a2200373 4500 DLU110124938 ##20110913 ##921113s1993 ctu b 001 0 eng 92042898 0897893344 (alk. paper) (DLC) 92042898 DLC DLC DLC n-us--- n-cn--- 300.72 Voi Voices of change : participatory research in the United States and Canada / edited by Peter Park ... [et al.] ; foreword by Paulo Freire. Westport, Conn. : Bergin & Garvey, 1993. xxii, 203 p. ; 25 cm. Includes bibliographical references (p. [179]-191) and index. Action research. Participant observation. Social movements Research Canada. Social movements Research United States. Park, Peter, 1929- 01/2011CP GT 0 KCP True Đào Thị Thu Huyền G A SH Thư viện Trường Đại học Đà Lạt