APA

Gray E. A., Meads S. & National Center for Health Statistics (U.S.). (1971). Surgical operations in short-stay hospitals for discharged patients, United States - 1965. Rockville, Md: U.S. Department of Health, Education, and Welfare, Public Health Service, Health Services and Mental Health Administration, National Center for Health Statistics.

Chicago

Gray Edythe A, Meads Sue and National Center for Health Statistics (U.S.). 1971. Surgical operations in short-stay hospitals for discharged patients, United States - 1965. Rockville, Md: U.S. Department of Health, Education, and Welfare, Public Health Service, Health Services and Mental Health Administration, National Center for Health Statistics.

Harvard

Gray E. A., Meads S. and National Center for Health Statistics (U.S.). (1971). Surgical operations in short-stay hospitals for discharged patients, United States - 1965. Rockville, Md: U.S. Department of Health, Education, and Welfare, Public Health Service, Health Services and Mental Health Administration, National Center for Health Statistics.

MLA

Gray Edythe A, Meads Sue and National Center for Health Statistics (U.S.). Surgical operations in short-stay hospitals for discharged patients, United States - 1965. Rockville, Md: U.S. Department of Health, Education, and Welfare, Public Health Service, Health Services and Mental Health Administration, National Center for Health Statistics. 1971.