APA (7th ed.) Citation

Siegel, R. L., Miller, K. D., & Jemal, A. (2018). Cancer statistics, 2018. CA: a cancer journal for clinicians, 68(1), 7-30. https://doi.org/10.3322/caac.21442

Chicago Style (17th ed.) Citation

Siegel, Rebecca L., Kimberly D. Miller, and Ahmedin Jemal. "Cancer Statistics, 2018." CA: A Cancer Journal for Clinicians 68, no. 1 (2018): 7-30. https://doi.org/10.3322/caac.21442.

MLA (9th ed.) Citation

Siegel, Rebecca L., et al. "Cancer Statistics, 2018." CA: A Cancer Journal for Clinicians, vol. 68, no. 1, 2018, pp. 7-30, https://doi.org/10.3322/caac.21442.