APA-Zitierstil (7. Ausg.)

Hummel, W., Szeifert, T., Seifert, W., & Appenzeller, I. (2000). A spectroscopic study of Be stars in the SMC Cluster NGC 330. The Be phenomenon in early-type stars.

Chicago-Zitierstil (17. Ausg.)

Hummel, Wolfgang, Thomas Szeifert, Walter Seifert, und Immo Appenzeller. "A Spectroscopic Study of Be Stars in the SMC Cluster NGC 330." The Be Phenomenon in Early-type Stars 2000.

MLA-Zitierstil (9. Ausg.)

Hummel, Wolfgang, et al. "A Spectroscopic Study of Be Stars in the SMC Cluster NGC 330." The Be Phenomenon in Early-type Stars, 2000.