Baturin, G. N. (1990). Phosphorites on the sea floor. Geological society.
シカゴスタイル引用形Baturin, G. N. Phosphorites on the Sea Floor. London: Geological society, 1990.
MLA引用形式Baturin, G. N. Phosphorites on the Sea Floor. Geological society, 1990.
警告: この引用は必ずしも正確ではありません.