APA (7th ed.) Citation

Northrup, H. R., & Storholm, G. R. (1967). Restrictive labor practices in the supermarket industry. University of Pennsylvania Press.

Chicago Style (17th ed.) Citation

Northrup, Herbert Roof, and Gordon R. Storholm. Restrictive Labor Practices in the Supermarket Industry. Philadelphia: University of Pennsylvania Press, 1967.

MLA (9th ed.) Citation

Northrup, Herbert Roof, and Gordon R. Storholm. Restrictive Labor Practices in the Supermarket Industry. University of Pennsylvania Press, 1967.