Noyce, A. G. (1973). The morphology and histology of the genital system of Theba pisana (Müller) (Pulmonata: Helicidae). Universiteit van Stellenbosch.
Chicago Style aipamenaNoyce, A. G. The Morphology and Histology of the Genital System of Theba Pisana (Müller) (Pulmonata: Helicidae). Stellenbosch: Universiteit van Stellenbosch, 1973.
MLA aipamenaNoyce, A. G. The Morphology and Histology of the Genital System of Theba Pisana (Müller) (Pulmonata: Helicidae). Universiteit van Stellenbosch, 1973.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.