Cita APA (7a ed.)
Kesling, R. V. (1961). A new Glyptocystites from middle Ordovician Strata of Michigan.
Cita Chicago Style (17a ed.)
Kesling, Robert V. A New Glyptocystites from Middle Ordovician Strata of Michigan. 1961.
Cita MLA (9a ed.)
Kesling, Robert V. A New Glyptocystites from Middle Ordovician Strata of Michigan. 1961.
Precaución: Estas citas no son 100% exactas.