Secondary resources are helpful when you are unfamiliar with a topic or area of law and do not know where to start looking for primary sources. They explain basic concepts and cite to primary sources, helping you expand your research, and they help you generate keywords to use when searching through primary resources of law.
The following resources are legal reference books, referred to as "treatises," covering federal civil service law. Treatises are secondary law resources that explore a legal subject in depth by explaining concepts and definitions, and referencing primary sources of law.
For a general overview of federal civil service law, the following treatise may be a useful starting point for your research.
Federal Civil Service Law and Procedures by The following treatises explain specialized federal civil service legal subjects:
A Guide to Merit Systems Protection Board Law & Practice by Adverse Actions and Performance-Based Actions: Process, Law and Cases, Guidance, and Pitfalls by A Guide to Federal Labor Relations Authority Law and Practice by A Guide to Federal Sector Equal Employment Law & Practice by Federal Sector Disability Discrimination Deskbook by USERRA/VEOA Deskbook by 
Hiring Veterans into Civil Service Positions: Practices, Complexities, and Protection Issues by A Guide to the Whistleblower Protection Act and Whistleblower Protection Enhancement Act by 
