Lewis, G. (1995). The power of a promise kept: Life stories. Focus on the Family Pub..
Chicagoスタイル(17版)引用形式Lewis, Gregg. The Power of a Promise Kept: Life Stories. Colorado Springs, Colo.: Focus on the Family Pub., 1995.
MLA(9版)引用形式Lewis, Gregg. The Power of a Promise Kept: Life Stories. Focus on the Family Pub., 1995.
警告: この引用は必ずしも正確ではありません.