Burger, W. V. (1935). Teacher's manual for Ditto directed study lessons in American history. Ditto, Inc..
Chicagoスタイル(17版)引用形式Burger, William V. Teacher's Manual for Ditto Directed Study Lessons in American History. Chicago: Ditto, Inc., 1935.
MLA(8版)引用形式Burger, William V. Teacher's Manual for Ditto Directed Study Lessons in American History. Ditto, Inc., 1935.
警告: この引用は必ずしも正確ではありません.