Schlaepfer, G. G. (2005). The Louisiana Purchase. Franklin Watts.
Chicagoスタイル(17版)引用形式Schlaepfer, Gloria G. The Louisiana Purchase. Franklin Watts, 2005.
MLA(8版)引用形式Schlaepfer, Gloria G. The Louisiana Purchase. Franklin Watts, 2005.
警告: この引用は必ずしも正確ではありません.