Hawking, S. W. 1., Israel, W., Israel, W., & Hawking, S. (1987). Three hundred years of gravitation. Cambridge [Cambridgeshire] New York: Cambridge University Press.
Παραπομπή Chicago StyleHawking, S. W. 1942-, W. Israel, Werner Israel, and Stephen Hawking. Three Hundred Years of Gravitation. Cambridge [Cambridgeshire] New York: Cambridge University Press, 1987.
Παραπομπή MLAHawking, S. W. 1942-, W. Israel, Werner Israel, and Stephen Hawking. Three Hundred Years of Gravitation. Cambridge [Cambridgeshire] New York: Cambridge University Press, 1987.
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