American Payroll Association (APA) Basic Guide to Payroll, 2020 Edition The 2020 Edition of American Payroll Association (APA) Basic Guide to Payroll helps you stay up to date with payroll laws, answer employees' payroll questions, and train your payroll administration staff. This one-of-a-kind resource delivers plain-English explanations of basic payroll requirements, including payroll laws, payroll regulations, and proper payroll guidelines and...