Frost, A. A. (1989). Ernst Dronke: His life and his works. Lang.
Chicagoスタイル(17版)引用形式Frost, Alphonso A. Ernst Dronke: His Life and His Works. New York [u.a.]: Lang, 1989.
MLA(8版)引用形式Frost, Alphonso A. Ernst Dronke: His Life and His Works. Lang, 1989.
警告: この引用は必ずしも正確ではありません.