Não informado. (1924). Contributions from the Museum of Geology of the University of Michigan. University of Michigan, Museum of Geology.
Cita Chicago Style (17a ed.)Não informado. Contributions from the Museum of Geology of the University of Michigan. Ann Arbor, Mich: University of Michigan, Museum of Geology, 1924.
Cita MLA (8a ed.)Não informado. Contributions from the Museum of Geology of the University of Michigan. University of Michigan, Museum of Geology, 1924.
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