APA-Zitierstil (7. Ausg.)

Trieste Spring School <1991, Trieste, Italy>. (1992). String theory and quantum gravity '91: Proceedings of the Trieste Spring School & Workshop, ICTP, Trieste, Italy, April 15-26, 1991. World Scientific Publishing Co. Pte Ltd.

Chicago-Zitierstil (17. Ausg.)

Trieste Spring School <1991, Trieste, Italy>. String Theory and Quantum Gravity '91: Proceedings of the Trieste Spring School & Workshop, ICTP, Trieste, Italy, April 15-26, 1991. Singapore: World Scientific Publishing Co. Pte Ltd, 1992.

MLA-Zitierstil (9. Ausg.)

Trieste Spring School <1991, Trieste, Italy>. String Theory and Quantum Gravity '91: Proceedings of the Trieste Spring School & Workshop, ICTP, Trieste, Italy, April 15-26, 1991. World Scientific Publishing Co. Pte Ltd, 1992.