Cita APA

Carraro, G., Geisler, D., Moitinho, A., Baume, G., & Vázquez, R. Á. (2005). A photometric study of the old open clusters Berkeley 73, Berkeley 75 and Berkeley 25. Web

Citación estilo Chicago

Carraro, G., D. Geisler, A. Moitinho, Gustavo Baume, and Rubén Ángel Vázquez. A Photometric Study of the Old Open Clusters Berkeley 73, Berkeley 75 and Berkeley 25. 2005.

Cita MLA

Carraro, G., et al. A Photometric Study of the Old Open Clusters Berkeley 73, Berkeley 75 and Berkeley 25. 2005.