APA aipamena

SpringerLink (Online service), Toledo, R., & Fried, B. (2011). Biomphalaria snails and larval trematodes. Springer eBooks..

Chicago Style aipamena

SpringerLink (Online service), Rafael Toledo, and Bernard Fried. "Biomphalaria Snails and Larval Trematodes." Springer EBooks. 2011.

MLA aipamena

SpringerLink (Online service), et al. "Biomphalaria Snails and Larval Trematodes." Springer EBooks., 2011.