Cushman,joseph a. (1921). Foraminifera of the Philippine and Adjacent Seas. Government Printing Office.
シカゴスタイル引用形Cushman,joseph a. Foraminifera of the Philippine and Adjacent Seas. Washington: Government Printing Office, 1921.
MLA引用形式Cushman,joseph a. Foraminifera of the Philippine and Adjacent Seas. Government Printing Office, 1921.
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