Schell, S. C. (1985). Handbook of trematodes of North America North of Mexico. University Press of Idaho.
Cita Chicago Style (17a ed.)Schell, Stewart C. Handbook of Trematodes of North America North of Mexico. Moscow, Idaho: University Press of Idaho, 1985.
Cita MLA (9a ed.)Schell, Stewart C. Handbook of Trematodes of North America North of Mexico. University Press of Idaho, 1985.
Precaución: Estas citas no son 100% exactas.