Beaudry, F.; DeMaynadier, P. G.; Hunter, M. L. Jr. (2009). "Seasonally Dynamic Habitat Use by Spotted (Clemmys guttata) and Blanding's Turtles (Emydoidea blandingii) in Maine". Journal of Herpetology. 43 (4): 636–645. doi:10.1670/08-127.1. S2CID86573950.
Ernst 1976 Ernst, Carl (1976-02-23). "Ecology of the spotted turtle, Clemmys guttata (reptilia, testudines, testudinidae), in southeastern Pennsylvania". Journal of Herpetology. 10 (1): 25–33. doi:10.2307/1562924. JSTOR1562924.
Ernst 1976, p. 27 Ernst, Carl (1976-02-23). "Ecology of the spotted turtle, Clemmys guttata (reptilia, testudines, testudinidae), in southeastern Pennsylvania". Journal of Herpetology. 10 (1): 25–33. doi:10.2307/1562924. JSTOR1562924.
Ernst 1976 Ernst, Carl (1976-02-23). "Ecology of the spotted turtle, Clemmys guttata (reptilia, testudines, testudinidae), in southeastern Pennsylvania". Journal of Herpetology. 10 (1): 25–33. doi:10.2307/1562924. JSTOR1562924.
Ernst 1976, p. 27 Ernst, Carl (1976-02-23). "Ecology of the spotted turtle, Clemmys guttata (reptilia, testudines, testudinidae), in southeastern Pennsylvania". Journal of Herpetology. 10 (1): 25–33. doi:10.2307/1562924. JSTOR1562924.
Beaudry, F.; DeMaynadier, P. G.; Hunter, M. L. Jr. (2009). "Seasonally Dynamic Habitat Use by Spotted (Clemmys guttata) and Blanding's Turtles (Emydoidea blandingii) in Maine". Journal of Herpetology. 43 (4): 636–645. doi:10.1670/08-127.1. S2CID86573950.