National Conference on Infant Mortality and Public Welfare Manila, Philippines, & Philippines. Department of the Interior. Office of the Public Welfare Commissioner. (1922). Proceedings of the First National Conference on Infant Mortality and Public Welfare, Manila, Philippine Islands, December 6, 7, 8, 9, 10, 1921. Bureau of Printing.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)National Conference on Infant Mortality and Public Welfare Manila, Philippines, và Philippines. Department of the Interior. Office of the Public Welfare Commissioner. Proceedings of the First National Conference on Infant Mortality and Public Welfare, Manila, Philippine Islands, December 6, 7, 8, 9, 10, 1921. Manila: Bureau of Printing, 1922.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)National Conference on Infant Mortality and Public Welfare Manila, Philippines, và Philippines. Department of the Interior. Office of the Public Welfare Commissioner. Proceedings of the First National Conference on Infant Mortality and Public Welfare, Manila, Philippine Islands, December 6, 7, 8, 9, 10, 1921. Bureau of Printing, 1922.