CROCKETT, J. U. (1979). Annuals James Underwood Crockett. Time Life Books.
Chicagoスタイル(17版)引用形式CROCKETT, James Underwood. Annuals James Underwood Crockett. Time Life Books, 1979.
MLA(8版)引用形式CROCKETT, James Underwood. Annuals James Underwood Crockett. Time Life Books, 1979.
警告: この引用は必ずしも正確ではありません.