Proceedings of the XVII International Horticultural Congress - Marshall, Roy Edgar 1890-1966 (Michigan State University, 1966)
La Biblioteca contiene: Volume I, III-IV
El editor varía en otros volúmenes
"Sponsored by the American Horticultural Society, the American Society for Horticultural Science [y] the International Society for Horticultural Science, in cooperation with the American Institute of Biological Sciences."