APA (7th ed.) Citation

International Astronomical Union. Symposium & Torres-Peimbert, S. (1989). Planetary nebulae: Proceedings of the 131st Symposium of the International Astronomical Union held in Mexico City, Mexico, October 5-9, 1987. Kluwer Academic Publishers.

Chicago Style (17th ed.) Citation

International Astronomical Union. Symposium and Silvia Torres-Peimbert. Planetary Nebulae: Proceedings of the 131st Symposium of the International Astronomical Union Held in Mexico City, Mexico, October 5-9, 1987. Dordrecht ; Boston: Kluwer Academic Publishers, 1989.

MLA (9th ed.) Citation

International Astronomical Union. Symposium and Silvia Torres-Peimbert. Planetary Nebulae: Proceedings of the 131st Symposium of the International Astronomical Union Held in Mexico City, Mexico, October 5-9, 1987. Kluwer Academic Publishers, 1989.