00561nam a2200181Ia 4500 CTU_41223 210402s9999 xx 000 0 und d 300.72 N974 Nurtured by knowledge: Learning to do participatory ation-research Edited by Susan E. Smith Ottawa, Canada IDRC 1997 action research,social participation,social problems case studies,research Minh, 010516 Trung tâm Học liệu Trường Đại học Cần Thơ