Kirkham, V. R. D. (1931). Revision of the Payette and Idaho formations. Journal of Geology?.
Cita Chicago Style (17a ed.)Kirkham, Virgil R. D. Revision of the Payette and Idaho Formations. [Chicago?: Journal of Geology?, 1931.
Cita MLA (8a ed.)Kirkham, Virgil R. D. Revision of the Payette and Idaho Formations. Journal of Geology?, 1931.
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