APA (7th ed.) Citation

Musser, G. G., & Carleton, M. D. (1993). Microtus obscurus. Smithsonian Institution Press.

Chicago Style (17th ed.) Citation

Musser, Guy G., and Michael D. Carleton. Microtus Obscurus. Smithsonian Institution Press, 1993.

MLA (9th ed.) Citation

Musser, Guy G., and Michael D. Carleton. Microtus Obscurus. Smithsonian Institution Press, 1993.

Warning: These citations may not always be 100% accurate.