APA

Thornton J., Levy C., . (1981). Techniques of anaesthesia. London: Chapman and Hall.

Chicago

Thornton J.A, Levy C.J, . 1981. Techniques of anaesthesia. London: Chapman and Hall.

Harvard

Thornton J., Levy C., . (1981). Techniques of anaesthesia. London: Chapman and Hall.

MLA

Thornton J.A, Levy C.J, . Techniques of anaesthesia. London: Chapman and Hall. 1981.