Proceedings.

MLA

Massachusetts. and Massachusetts Health Research Institute. Proceedings. [Washington] : Reprinted by the U.S. Dept. of Health, Education, and Welfare, Public Health Service, [1965]

APA

Massachusetts. & Massachusetts Health Research Institute. (1965). Proceedings. [Washington] : Reprinted by the U.S. Dept. of Health, Education, and Welfare, Public Health Service.

Chicago

Massachusetts. and Massachusetts Health Research Institute. Proceedings. [Washington] : Reprinted by the U.S. Dept. of Health, Education, and Welfare, Public Health Service, [1965]