APA

Beck C., D'elia p. & Lamond M. (2015). Easy and effective professional development. New york: Routledge.

Chicago

Beck Catherine, D'elia paul and Lamond Michael. 2015. Easy and effective professional development. New york: Routledge.

Harvard

Beck C., D'elia p. and Lamond M. (2015). Easy and effective professional development. New york: Routledge.

MLA

Beck Catherine, D'elia paul and Lamond Michael. Easy and effective professional development. New york: Routledge. 2015.