Burch Patricia Mixed methods for policy research and program evaluation Burch Patricia; Heinrich Carolyn - Los Angeles Sage UK 2016 - xvii, 211p. cm. ISBN: 9781452276625 (pbk) 3347.5 Standard No.: 25741 Source: 343, 18/03/2016, Sunrise Books Textual Subjects--Topical Terms: SOCIAL SCIENCES Dewey Class. No.: Sigma:f, Q6