Jonker, J. (Jan) The essence of research methodology : a concise guide for master and PhD students in management science / Jan Jonker, Bartjan Pennink. - Heidelberg : Springer, c2010. - 171 p. : ill. Includes bibliographical references ISBN: 9783540716587 Subjects--Topical Terms: Management--ResearchManagement science--Methodology LC Class. No.: HD 30.4 / J664E