APA (7th ed.) Citation

Bloom, G. F., & Northrup, H. R. (1961). Economics of labor relations (Fourth edition.). R. D. Irwin.

Chicago Style (17th ed.) Citation

Bloom, Gordon F., and Herbert R. Northrup. Economics of Labor Relations. Fourth edition. Homewood, Ill: R. D. Irwin, 1961.

MLA (9th ed.) Citation

Bloom, Gordon F., and Herbert R. Northrup. Economics of Labor Relations. Fourth edition. R. D. Irwin, 1961.