Four Quasars above Redshift 6 Discovered by the Canada-France High-z Quasar Survey.

MLA

Willott, Chris J., et al. “Four Quasars above Redshift 6 Discovered by the Canada-France High-z Quasar Survey.” Astronomical Journal, vol. 134, no. 6, Dec. 2007, p. 1. EBSCOhost, https://doi.org/10.1086/522962.

APA

Willott, C. J., Delorme, P., Omont, A., Bergeron, J., Delfosse, X., Forveille, T., Albert, L., Reylé, C., Hill, G. J., Gully-Santiago, M., Vinten, P., Crampton, D., Hutchings, J. B., Schade, D., Simard, L., Sawicki, M., Beelen, A., & Cox, P. (2007). Four Quasars above Redshift 6 Discovered by the Canada-France High-z Quasar Survey. Astronomical Journal, 134(6), 1. https://doi.org/10.1086/522962

Chicago

Willott, Chris J., Philippe Delorme, Alain Omont, Jacqueline Bergeron, Xavier Delfosse, Thierry Forveille, Loic Albert, et al. 2007. “Four Quasars above Redshift 6 Discovered by the Canada-France High-z Quasar Survey.” Astronomical Journal 134 (6): 1. doi:10.1086/522962.