Cohen, M. R. (1991). Discover science. Scott, Foresman and Comp.
Chicagoスタイル(17版)引用形式Cohen, Michael R. Discover Science. Scott, Foresman and Comp, 1991.
MLA(8版)引用形式Cohen, Michael R. Discover Science. Scott, Foresman and Comp, 1991.
警告: この引用は必ずしも正確ではありません.