TY - BOOK AU - Drake,Pat AU - Heath,Linda TI - Practitioner research at doctoral level: developing coherent research methodologies / SN - 9780415490221: U1 - 001.42 21 st PY - 2011/// CY - London : PB - Routledge , KW - DOCTORAL STUDIES KW - PRACTITIONER RESEARCH N1 - Includes index and bibliographical references ER -