APA
Smyth G. D. L., . (1978). Diagnostic E.N.T. New York: Oxford University Press.
Chicago
Smyth G D L, . 1978. Diagnostic E.N.T. New York: Oxford University Press.
Harvard
Smyth G. D. L., . (1978). Diagnostic E.N.T. New York: Oxford University Press.
MLA
Smyth G D L, . Diagnostic E.N.T. New York: Oxford University Press. 1978.