Ross, J. (1990). Hereford and Cholera — Why Did We Escape It? J R Coll Physicians Lond.
シカゴスタイル引用形Ross, John. "Hereford and Cholera — Why Did We Escape It?" J R Coll Physicians Lond 1990.
MLA引用形式Ross, John. "Hereford and Cholera — Why Did We Escape It?" J R Coll Physicians Lond 1990.
警告: この引用は必ずしも正確ではありません.