Basic text book:
Dietz, T., & Kalof, L. (2009). Introduction to Social Statistics: the logic of statistical reasoning. John Wiley & Sons.
Additional References:
Box-Steffensmeier, Janet M., Henry E. Brady, and David Collier, eds. (2010). The Oxford Handbook of Political Methodology. 1 edition. Oxford New York: Oxford University Press.
Imai, K. (2018). Quantitative Social Science: An Introduction. Princeton: Princeton University Press.
Martin, J. L. (2017). Thinking through methods: A social science primer. University of Chicago Press.
Morton, R. (1999). Methods and Models: A Guide to the Empirical Analysis of Formal Models in Political Science. Cambridge: Cambridge University Press.
Osborne, J. W. (Ed.). (2008). Best practices in quantitative methods. Sage.
Spiegelhalter, D. (2019). The art of statistics: learning from data. Penguin UK.
Theobald, O. (2017). Statistics for Absolute Beginners: A Plain English Introduction. Scatterplot Press.
Tokunaga, H. T. (2018). Fundamental statistics for the social and behavioral sciences. Sage Publications.
Wheelan, C. (2013). Naked statistics: Stripping the dread from the data. WW Norton & Company.