Bell, W. B. (1921). A British Medical Association Lecture ON SOME COMMON, BUT OFTEN UNRECOGNIZED, OBSTETRICAL DIFFICULTIES.
シカゴスタイル引用形Bell, W. Blair. A British Medical Association Lecture ON SOME COMMON, BUT OFTEN UNRECOGNIZED, OBSTETRICAL DIFFICULTIES. 1921.
MLA引用形式Bell, W. Blair. A British Medical Association Lecture ON SOME COMMON, BUT OFTEN UNRECOGNIZED, OBSTETRICAL DIFFICULTIES. 1921.
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