Gerring, John Case study research principles and practices John Gerring (University of Texas at Austin) - Second edition - xxix, 332 Seiten - Strategies for social inquiry . ISBN: 978-1-107-18126-7 31,21 1-107-18126-7 Standard No.: 9781316632505 Subjects--Topical Terms: FallstudieQualitative MethodeQuantitative MethodeEmpirische SozialforschungForschungsmethode