APA
Turnock B. J., . (2007). Essentials of public health. Sudbury, Mass: Jones and Bartlett Publishers.
Chicago
Turnock Bernard J, . 2007. Essentials of public health. Sudbury, Mass: Jones and Bartlett Publishers.
Harvard
Turnock B. J., . (2007). Essentials of public health. Sudbury, Mass: Jones and Bartlett Publishers.
MLA
Turnock Bernard J, . Essentials of public health. Sudbury, Mass: Jones and Bartlett Publishers. 2007.