APA Style

R., D. (1994). String Theory. Gauge Theory and Quantum Gravity 193: Proceedings of the Trieste Spring School & Workshop ICTP Italy April 19-29. 1993 . New Jersey: WORLD SCIENCTIFIC PUB.

MLA Style

R., Dijkgraaf.. "String Theory. Gauge Theory and Quantum Gravity 193: Proceedings of the Trieste Spring School & Workshop ICTP Italy April 19-29. 1993". New Jersey: WORLD SCIENCTIFIC PUB, 1994. Buku.