Wallis, J. (2004). Letter to the Editor in Response to the Case Report Entitled "The Two-Headed Swan". Medscape.
シカゴスタイル引用形Wallis, James. Letter to the Editor in Response to the Case Report Entitled "The Two-Headed Swan". Medscape, 2004.
MLA引用形式Wallis, James. Letter to the Editor in Response to the Case Report Entitled "The Two-Headed Swan". Medscape, 2004.
警告: この引用は必ずしも正確ではありません.