Ragin, C. C. (1994). Constructing social research: The unity and diversity of method. Pine Forge Press.
Dyfyniad Arddull ChicagoRagin, Charles C. Constructing Social Research: The Unity and Diversity of Method. Thousand Oaks, California: Pine Forge Press, 1994.
Dyfyniad MLARagin, Charles C. Constructing Social Research: The Unity and Diversity of Method. Pine Forge Press, 1994.
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