APA引用形式

Fraknoi, A., & Morrison, D. W. (2001). Voyages through the universe (2nd ed.). Harcourt College Publishers.

シカゴスタイル引用形

Fraknoi, Andrew, , David Wolff Morrison. Voyages Through the Universe. 2nd ed. Philadelphia: Harcourt College Publishers, 2001.

MLA引用形式

Fraknoi, Andrew, , David Wolff Morrison. Voyages Through the Universe. 2nd ed. Harcourt College Publishers, 2001.

警告: この引用は必ずしも正確ではありません.