La Rocque,Aurele. (1950). Pre-traverse devonian pelecypods of Michigan. University of Michigan Press (Ann Arbor).
Cita Chicago Style (17a ed.)La Rocque,Aurele. Pre-traverse Devonian Pelecypods of Michigan. Michigan - EEUU: University of Michigan Press (Ann Arbor), 1950.
Cita MLA (8a ed.)La Rocque,Aurele. Pre-traverse Devonian Pelecypods of Michigan. University of Michigan Press (Ann Arbor), 1950.
Precaución: Estas citas no son 100% exactas.