The Essential Guide to SAS Dates and Times, Second Edition (2014)
Chapter 1. Introduction to Dates and Times in SAS
Chapter 2. Displaying SAS Date, Time, and Datetime Values as Dates and Times as We Know Them
Chapter 3. Converting Dates and Times into SAS Date, Time, and Datetime Values
Chapter 4. ISO 8601 Dates, Times, Datetimes, Durations, and Functions
Chapter 5. Date and Time Functions
Chapter 6. Deeper into Dates and Times with SAS
Appendix A. A Quick Reference Guide to SAS Date, Time, and Datetime Formats
Appendix B. A Quick Reference Guide to NLS Date, Time, and Datetime Formats
Appendix C. Troubleshooting Dates 101