APA (7th ed.) Citation

Chwalek, H., & Jehring, J. J. (1966). Productivity and automation. National Council for the Social Studies.

Chicago Style (17th ed.) Citation

Chwalek, Henryka, and J. J. Jehring. Productivity and Automation. Washington: National Council for the Social Studies, 1966.

MLA (9th ed.) Citation

Chwalek, Henryka, and J. J. Jehring. Productivity and Automation. National Council for the Social Studies, 1966.