Angrosino, Michael. Doing ethnographic and observational research / Michael Angrosino . - Thousand Oaks, CA : Sage Publications, 2007. - xvi, 109 p.; 24 cm. - The sage qualitative research kit . ISBN: 9780761949756 (pb) LCCN: 2006-938285 Subjects--Topical Terms: Qualitative research. Dewey Class. No.: 001.42