Hildebrandt, J. (1996). The Universe: The vast frontier. Great Pacific Media.
Chicagoスタイル(17版)引用形式Hildebrandt, Jeff. The Universe: The Vast Frontier. Quezon City: Great Pacific Media, 1996.
MLA(9版)引用形式Hildebrandt, Jeff. The Universe: The Vast Frontier. Great Pacific Media, 1996.
警告: この引用は必ずしも正確ではありません.