Hess, J. H., & Lundeen, E. C. (1949). The premature infant, medical and nursing care (2nd ed.). Lippincott.
Chicago-viite (17. p.)Hess, Julius Hays, ja Evelyn C. Lundeen. The Premature Infant, Medical and Nursing Care. 2nd ed. Philadelphia: Lippincott, 1949.
MLA-viite (9. p.)Hess, Julius Hays, ja Evelyn C. Lundeen. The Premature Infant, Medical and Nursing Care. 2nd ed. Lippincott, 1949.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.