00678cam a2200217 a 4500 100521s2011 enk b 001 0 eng 9781441163752 SDU LB1028.24 C841 E 2011 Costello, Patrick J. M., Effective action research : developing reflective thinking and practice / Patrick J.M. Costello. 2nd ed. London ; New York : Continuum, 2011. 132 p. Continuum research methods HKBU Library Action research in education. Education Research Methodology. = C.1 SDU GBE lcc 109739 109739 0 0 lcc 0 LB102824 C841 E2011 0 CGB 281880 SDU SDU GEN3 2025-09-15 2 0 LB1028.24 C841 E 2011 1000377447 2025-09-15 00:00:00 C.1 2025-09-15 GBE