Cowen, D. L. (1963). Medicines for the Union Army. The United States Army Laboratories during the Civil War.
استشهاد بنمط شيكاغوCowen, David L. Medicines for the Union Army. The United States Army Laboratories During the Civil War. 1963.
MLA استشهادCowen, David L. Medicines for the Union Army. The United States Army Laboratories During the Civil War. 1963.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.