@BOOK{ Book!D - 89952133,
AUTHOR = " edited by C.J. Isham, R. Penrose, and D.W. Sciama.",
TITLE = "Quantum gravity :",
LIBRARY= "کتابخانه مطالعات اسلامی به زبان‌های اروپایی",
SUBJECT = "Quantum gravity, Congresses.",
URL = "/book/89952133/Quantum-gravity/"}