Standardizing variables to z-scores (Chapter 13)
Meyers, L. S., Gamst, G. C., & Guarino, A. J. (2013). Standardizing variables to z-scores (Chapter 13). In Performing data analysis using IBM SPSS. Wiley & Sons.
These pages describe the procedures in SPSS to convert raw data into z-scores. Furthermore, it shows the procedures of recoding variables, which is useful to convert z-scores into t-scores.