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  1. Handbook of medical entomology
    By: Riley, William Albert, - Johannsen, Oskar Augustus,
    Publication info: Ithaca, N.Y.,The Comstock publishing company,1915.
    Holding Institution: NCSU Libraries (archive.org)
    View Book
  2. Handbook of medical entomology
    By: Riley, William Albert, - Johannsen, O. A. (Oskar Augustus),
    Publication info: Ithaca, N. Y.,The Comstock publishing company,1915.
    Holding Institution: Smithsonian Libraries
    View Book