The Legal Rights of Union Stewards by Robert Schwartz is a question/answer book that covers all aspects of a steward's job.
How To Win Past Practice Grievances, also by Robert Schwartz, deals with an area of labor practice often ignored or misunderstood. The book also contains a glossary of labor terminology.
Both these books can be ordered from Work Rights Press at 800-576-4552. Robert Schwartz is a union-side labor attorney.
Union Communications Services offers steward training materials as well as a catalogue of union books and publications. These include The Union Steward's Complete Guide and a monthly Steward Update. Click here to visit their website.
And don’t forget your most important resource is the union itself!