Bechhofer, F., & Paterson, L. (2000). Principles of research design in the social sciences. Routledge.
Citazione stile Chigago Style (17a edizione)Bechhofer, Frank, e Lindsay Paterson. Principles of Research Design in the Social Sciences. London ; New York: Routledge, 2000.
Citatione MLA (8a ed.)Bechhofer, Frank, e Lindsay Paterson. Principles of Research Design in the Social Sciences. Routledge, 2000.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.