Heer, E. (1998). Chronik der Familie Heer. HRI-Publishers, La Canada, CA.
Chicagoスタイル(17版)引用形式Heer, Ewald. Chronik Der Familie Heer. Burbank, California: HRI-Publishers, La Canada, CA, 1998.
MLA(8版)引用形式Heer, Ewald. Chronik Der Familie Heer. HRI-Publishers, La Canada, CA, 1998.
警告: この引用は必ずしも正確ではありません.