Dutch elm disease and its control /
by James M. Walter, Curtis May and C.W. Collins.

APA Citation

Walter, J. M. (James Monday)., May, C., Collins, C. W. (Charles Walter). (1943). Dutch elm disease and its control. Washington, D.C.: U.S. Dept. of Agriculture.

MLA Citation

Walter, James M. (James Monday), 1906-, Curtis May, and C. W. (Charles Walter) Collins. Dutch Elm Disease And Its Control. Washington, D.C.: U.S. Dept. of Agriculture, 1943.