by Schaefer, Kurt C | Bradley, W. James.
by Levin, Jack | Fox, James Alan.
by Agresti, Alan | Finlay, Barbara.
by Sapsford, Roge | Jupp, Victor.
by Elliott, Alan C | Woodward, Wayne A.
by Creswell, John W.
by Cunningham, James B | Aldrich, James O.
by Wagner, William E.
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