APA (7th ed.) Citation

Habing, H. J., Lamers, H. J. G. L. M., & Habing, H. J. (1997). Planetary nebulae ; proceedings of the 180th Symposium of the International Astronomical Union, held in Groningen, August, 26 - 30, 1996. Proceedings of the ... symposium of the International Astronomical Union.

Chicago Style (17th ed.) Citation

Habing, Harm Jan, Henny J. G. L. M. Lamers, and H. J. Habing. "Planetary Nebulae ; Proceedings of the 180th Symposium of the International Astronomical Union, Held in Groningen, August, 26 - 30, 1996." Proceedings of the ... Symposium of the International Astronomical Union 1997.

MLA (9th ed.) Citation

Habing, Harm Jan, et al. "Planetary Nebulae ; Proceedings of the 180th Symposium of the International Astronomical Union, Held in Groningen, August, 26 - 30, 1996." Proceedings of the ... Symposium of the International Astronomical Union, 1997.