APA (7th ed.) Citation

Loosjes, F. E., & Loosjes-Van Bemmel, A. C. W. (1984). On a collection of Peruvian Neniinae (Mollusca: Gastropoda: Clausiliidae), with a check-list and a provisional key to all the Peruvian species known. [E.J. Brill].

Chicago Style (17th ed.) Citation

Loosjes, F. E., and A. C. W. Loosjes-Van Bemmel. On a Collection of Peruvian Neniinae (Mollusca: Gastropoda: Clausiliidae), with a Check-list and a Provisional Key to All the Peruvian Species Known. Leiden: [E.J. Brill], 1984.

MLA (9th ed.) Citation

Loosjes, F. E., and A. C. W. Loosjes-Van Bemmel. On a Collection of Peruvian Neniinae (Mollusca: Gastropoda: Clausiliidae), with a Check-list and a Provisional Key to All the Peruvian Species Known. [E.J. Brill], 1984.