Singer, Arnold J. and D.W. Baker. "Phenothiazine as an anthelmentic for intestinal nematode parasitisms in sheep." Reprinted from the Cornell Veterinarian, July 1940.

Singer, Arnold J. and D.W. Baker. "Phenothiazine as an anthelmentic for intestinal nematode parasitisms in sheep." Reprinted from the Cornell Veterinarian, July 1940., Box: 4. Veterinary Reprint and Pamphlet Collection, 24-4-3369. Division of Rare and Manuscript Collections. https://archives.library.cornell.edu/repositories/2/archival_objects/263204 Accessed December 21, 2025.