Alexander, W. (2011). Digestive Disease Week 2011. MediMedia USA, Inc.
シカゴスタイル引用形Alexander, Walter. Digestive Disease Week 2011. MediMedia USA, Inc, 2011.
MLA引用形式Alexander, Walter. Digestive Disease Week 2011. MediMedia USA, Inc, 2011.
警告: この引用は必ずしも正確ではありません.