APA

Sirrocco A., National Center for Health Statistics (U.S.) & National Nursing Home Survey (U.S.). (1981). Employees in nursing homes in the United States: 1977 National Nursing Home Survey. Hyattsville, Md: U.S. Department of Health and Human Services, Public Health Service, Office of Health Research, Statistics, and Technology, National Center for Health Statistics.

Chicago

Sirrocco Al, National Center for Health Statistics (U.S.) and National Nursing Home Survey (U.S.). 1981. Employees in nursing homes in the United States: 1977 National Nursing Home Survey. Hyattsville, Md: U.S. Department of Health and Human Services, Public Health Service, Office of Health Research, Statistics, and Technology, National Center for Health Statistics.

Harvard

Sirrocco A., National Center for Health Statistics (U.S.) and National Nursing Home Survey (U.S.). (1981). Employees in nursing homes in the United States: 1977 National Nursing Home Survey. Hyattsville, Md: U.S. Department of Health and Human Services, Public Health Service, Office of Health Research, Statistics, and Technology, National Center for Health Statistics.

MLA

Sirrocco Al, National Center for Health Statistics (U.S.) and National Nursing Home Survey (U.S.). Employees in nursing homes in the United States: 1977 National Nursing Home Survey. Hyattsville, Md: U.S. Department of Health and Human Services, Public Health Service, Office of Health Research, Statistics, and Technology, National Center for Health Statistics. 1981.