Kirkwood, B. R. (1988). Essentials of medical statistics. Blackwell Scientific Publications ; Mcmillan India Ltd.
Chicago-viite (17. p.)Kirkwood, Betty R. Essentials of Medical Statistics. London : India: Blackwell Scientific Publications ; Mcmillan India Ltd, 1988.
MLA-viite (8. p.)Kirkwood, Betty R. Essentials of Medical Statistics. Blackwell Scientific Publications ; Mcmillan India Ltd, 1988.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.