Unkelbach, K. (1967). Ruffian: International champion. Englewood Cliffs, N. J.: Prentice-Hall.
シカゴスタイル引用形Unkelbach, Kurt. Ruffian: International Champion. Englewood Cliffs, N. J.: Prentice-Hall, 1967.
MLA引用形式Unkelbach, Kurt. Ruffian: International Champion. Englewood Cliffs, N. J.: Prentice-Hall, 1967.
警告: この引用は必ずしも正確ではありません.