APA (7th ed.) Citation

Willis, M. P. (1962). Manageable group sizes in large shelters: Study plan. Engineering Psychology Program, American Institute for Research.

Chicago Style (17th ed.) Citation

Willis, M. Paul. Manageable Group Sizes in Large Shelters: Study Plan. Pittsburgh, Pa.: Engineering Psychology Program, American Institute for Research, 1962.

MLA (9th ed.) Citation

Willis, M. Paul. Manageable Group Sizes in Large Shelters: Study Plan. Engineering Psychology Program, American Institute for Research, 1962.