Dyfyniad APA

Smolin, L. (2002). Three roads to quantum gravity. Basic Books.

Dyfyniad Arddull Chicago

Smolin, Lee. Three Roads to Quantum Gravity. New York, N.Y: Basic Books, 2002.

Dyfyniad MLA

Smolin, Lee. Three Roads to Quantum Gravity. Basic Books, 2002.

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