APA
Roberts M. M., . (1954). American nursing. New York: Macmillan.
Chicago
Roberts Mary M, . 1954. American nursing. New York: Macmillan.
Harvard
Roberts M. M., . (1954). American nursing. New York: Macmillan.
MLA
Roberts Mary M, . American nursing. New York: Macmillan. 1954.