Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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