Cushman, J. A., & Valentine, W. W. (1930). Shallow-water Foraminifera from the Channel Islands of Southern California. Stanford university press.
Chicagoスタイル(17版)引用形式Cushman, Joseph A., , William W. Valentine. Shallow-water Foraminifera from the Channel Islands of Southern California. Stanford, Calif.: Stanford university press, 1930.
MLA(8版)引用形式Cushman, Joseph A., , William W. Valentine. Shallow-water Foraminifera from the Channel Islands of Southern California. Stanford university press, 1930.
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