APA(7版)引用形式

Hawking, S. W., & Penrose, R. (1996). The nature of space and time. Princeton University Press, ; Oxford University Press.

Chicagoスタイル(17版)引用形式

Hawking, S. W., , Roger Penrose. The Nature of Space and Time. Princeton, N.J. : New York ; New Delhi: Princeton University Press, ; Oxford University Press, 1996.

MLA(8版)引用形式

Hawking, S. W., , Roger Penrose. The Nature of Space and Time. Princeton University Press, ; Oxford University Press, 1996.

警告: この引用は必ずしも正確ではありません.