APA (7th ed.) Citation

Peng, B., Quirrenbach, A., Wagner, S., & Bock, H. A. (2000). Infrared, radio and optical variability of the BL Lacertae object 2007+777. Astronomy and astrophysics, 353(?), .

Chicago Style (17th ed.) Citation

Peng, Bo, Andreas Quirrenbach, Stefan Wagner, and Holger Arne Bock. "Infrared, Radio and Optical Variability of the BL Lacertae Object 2007+777." Astronomy and Astrophysics 353, no. ? (2000).

MLA (9th ed.) Citation

Peng, Bo, et al. "Infrared, Radio and Optical Variability of the BL Lacertae Object 2007+777." Astronomy and Astrophysics, vol. 353, no. ?, 2000.