Isham, C. J., Penrose, R., & Sciama, D. W. (1981). Quantum gravity 2: A second Oxford symposium. Clarendon Press ; Oxford University Press.
Chicago Style (17th ed.) CitationIsham, C. J., Roger Penrose, and D. W. Sciama. Quantum Gravity 2: A Second Oxford Symposium. Oxford : New York: Clarendon Press ; Oxford University Press, 1981.
MLA (9th ed.) CitationIsham, C. J., et al. Quantum Gravity 2: A Second Oxford Symposium. Clarendon Press ; Oxford University Press, 1981.
Warning: These citations may not always be 100% accurate.