Black, T. R. (1993). Evaluating social science research: An introduction. Sape.
Citación estilo ChicagoBlack, Thomas R. Evaluating Social Science Research: An Introduction. London: Sape, 1993.
Cita MLABlack, Thomas R. Evaluating Social Science Research: An Introduction. Sape, 1993.
Warning: These citations may not always be 100% accurate.