Kellersberger, J. L. S. (1941). God's ravens. Fleming H. Revell Company.
Chicagoスタイル(17版)引用形式Kellersberger, Julia Lake Skinner. God's Ravens. New York: Fleming H. Revell Company, 1941.
MLA(8版)引用形式Kellersberger, Julia Lake Skinner. God's Ravens. Fleming H. Revell Company, 1941.
警告: この引用は必ずしも正確ではありません.