Obstetrics
Williams, J. Whitridge(John Whitridge),1866-1931.
Hellman, Louis M.
Pritchard, Jack Arthur.
Wynn, Ralph M.(Ralph Matthew)1930-
Eastman, Nicholson Joseph.
London Butterworths
1971
Previous ed., by Eastman & Hellman. New York: Appleton, 1966
bibl
Obstetrics.