APA (7th ed.) Citation
Willis, J., & Ross, T. (2007). Gisella Pipistrella. Il castoro.
Chicago Style (17th ed.) Citation
Willis, Jeanne, and Tony Ross. Gisella Pipistrella. Milano: Il castoro, 2007.
MLA (9th ed.) Citation
Willis, Jeanne, and Tony Ross. Gisella Pipistrella. Il castoro, 2007.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.