New York (State). Department of Health. (1918). Public health nursing number. [N.Y. State Dept. of Health].
Chicago-viite (17. p.)New York (State). Department of Health. Public Health Nursing Number. [Albany]: [N.Y. State Dept. of Health], 1918.
MLA-viite (8. p.)New York (State). Department of Health. Public Health Nursing Number. [N.Y. State Dept. of Health], 1918.
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