APA

Beauchamp T. L., Childress J. F., .Principles of biomedical ethics. : .

Chicago

Beauchamp Tom L, Childress James F, .Principles of biomedical ethics. : .

Harvard

Beauchamp T. L., Childress J. F., .Principles of biomedical ethics. : .

MLA

Beauchamp Tom L, Childress James F, .: . .