source: ZCommunications (but you can add, correct, ...):
- Industrial Worker
- Workers Online
- Hard Miles Music
- Graduate Employees Union
- Direct Action
- Multinational Monitor
- Harvard Trade Union Program
- Dollars and Sense Magazine
- David Bacon’s Site
- Jobs With Justice
- Laborers Reform Group
- LaborNet
- Labor Notes
- Global Labour Directory
- LabourStart
- National Labor Committee
- Left Business Observer
- Union Resource Network
- The Workplace