APA (7th ed.) Citation

X, W., L, W., AV, F., T, Z., & X, Z. (2013). Evidence for two distinct populations of type Ia supernovae. Science (New York, N.Y.), 340(6129), 170. https://doi.org/10.1126/science.1231502

Chicago Style (17th ed.) Citation

X, Wang, Wang L, Filippenko AV, Zhang T, and Zhao X. "Evidence for Two Distinct Populations of Type Ia Supernovae." Science (New York, N.Y.) 340, no. 6129 (2013): 170. https://doi.org/10.1126/science.1231502.

MLA (9th ed.) Citation

X, Wang, et al. "Evidence for Two Distinct Populations of Type Ia Supernovae." Science (New York, N.Y.), vol. 340, no. 6129, 2013, p. 170, https://doi.org/10.1126/science.1231502.