Drake, Pat. Practitioner research at doctoral level : developing coherent research methodologies / Pat Drake with Linda Heath. - Abingdon, Oxon, England ; New York : Routledge, 2011. - 131 p. ISBN: 9780415490221 Subjects--Topical Terms: Doctoral students.Dissertations, Academic--Research--Methodology. LC Class. No.: LB2386 / D761 P 2011