Raising Guinea Pigs, pamphlet, 1913; (https://digital.library.unt.edu/ark:/67531/metadc85739/m1/7/: accessed July 16, 2024), University of North Texas Libraries, UNT Digital Library, digital.library.unt.edu; .
Raising Guinea Pigs, pamphlet, 1913; (https://digital.library.unt.edu/ark:/67531/metadc85739/m1/7/: accessed July 16, 2024), University of North Texas Libraries, UNT Digital Library, digital.library.unt.edu; .