Manual of Conchology, structural and syst. - Second Serie: Pulmonata. Academy of Natural Science of Philadelphia. Dept. Conchological.
Cita Chicago Style (17a ed.)Manual of Conchology, Structural and Syst. - Second Serie: Pulmonata. USA: Academy of Natural Science of Philadelphia. Dept. Conchological.
Cita MLA (8a ed.)Manual of Conchology, Structural and Syst. - Second Serie: Pulmonata. Academy of Natural Science of Philadelphia. Dept. Conchological.
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