by Kurnerth, Bernice L, Riddell, W. H
Published in Journal of dairy science (01.01.1938)

by Caulfield, W. J, Riddell, W. H
Published in Journal of dairy science (01.04.1936)

by Whitnah, C.H., Riddell, W.H.
Published in Journal of dairy science (01.01.1937)

by Cave, H. W, Riddell, W. H, Hughes, J. S
Published in Journal of dairy science (01.04.1936)

by Whitnah, C.H., Riddell, W.H., Caulfield, W.J.
Published in Journal of dairy science (01.06.1936)

by Riddell, W. H, Caulfield, W. J, Whitnah, C. H
Published in Journal of dairy science (01.03.1936)

by Whitnah, C. H, Riddell, W. H, Hodgson, R. E
Published in Journal of dairy science (01.07.1933)

by Kramer, M. M, Dickman, R. M, Hildreth, M. D, Kunerth, B. L, Riddell, W. H
Published in Journal of dairy science (01.09.1939)

by Riddell, W H
Published in Indian medical gazette (01.11.1917)

by Whitnah, C. H., Riddell, W. H.
Published in Science (American Association for the Advancement of Science) (14.02.1936)

by Caulfield, W.J., Riddell, W.H.
Published in Journal of dairy science (01.12.1934)

by Fay, A. C, Caulfield, W. J, Riddell, W. H
Published in Journal of dairy science (01.04.1935)

by Riddell, W H
Published in Antiquity (01.12.1945)

by Riddell, W H
Published in Antiquity (01.03.1945)

by Riddell, W H
Published in Antiquity (01.06.1942)

by Riddell, W H
Published in Antiquity (01.06.1940)

by Riddell, W. H. (William Hugh)
Year of Publication 1941

by Caulifield, W. J, Riddell, W. H
Published in Journal of dairy science (01.12.1934)

by Fay, A C, Caulfield, W J, Riddell, W H
Published in Journal of dairy science (01.04.1935)

by Newlander, J. A. (John Alvin), Riddell, W. H. (William Hugh)
Year of Publication 1957