Não informado. (1992). American Paleontologist. Paleontological Research Institution.
Chicagoスタイル(17版)引用形式Não informado. American Paleontologist. Ithaca, NY: Paleontological Research Institution, 1992.
MLA(8版)引用形式Não informado. American Paleontologist. Paleontological Research Institution, 1992.
警告: この引用は必ずしも正確ではありません.