Cita APA (7a ed.)

Cappa, C. E., Goss, W. M., Niemelä, V. S., & Ostrov, P. G. (2001). Observations of neutral and ionized gas of the WR ring nebula NGC 2359.

Cita Chicago Style (17a ed.)

Cappa, Cristina Elisabet, W. M. Goss, Virpi Sinikka Niemelä, y Pablo Gabriel Ostrov. Observations of Neutral and Ionized Gas of the WR Ring Nebula NGC 2359. 2001.

Cita MLA (8a ed.)

Cappa, Cristina Elisabet, et al. Observations of Neutral and Ionized Gas of the WR Ring Nebula NGC 2359. 2001.