Cita APA (7a ed.)

Niemelä, V. S., Gamen, R. C., & Morrell, N. I. (2001). Long Term Optical Spectroscopy of HD86161 (WR 16).

Cita Chicago Style (17a ed.)

Niemelä, Virpi Sinikka, Roberto Claudio Gamen, y Nidia Irene Morrell. Long Term Optical Spectroscopy of HD86161 (WR 16). 2001.

Cita MLA (8a ed.)

Niemelä, Virpi Sinikka, et al. Long Term Optical Spectroscopy of HD86161 (WR 16). 2001.