Cita APA (7a ed.)

Baker Collins,Frank. (1911). The Lymnaeidae of North and Middle America, recent and fossil.

Cita Chicago Style (17a ed.)

Baker Collins,Frank. The Lymnaeidae of North and Middle America, Recent and Fossil. Chicago-USA, 1911.

Cita MLA (8a ed.)

Baker Collins,Frank. The Lymnaeidae of North and Middle America, Recent and Fossil. 1911.