Kandra, K. L., McCullough, A., Ranney, L., & Goldstein, A. O. (2013). Support Among Middle School and High School Students for Smoke-free Policies, North Carolina, 2009. Centers for Disease Control and Prevention.
Trích dẫn kiểu ChicagoKandra, Kelly L., Anna McCullough, Leah Ranney, và Adam O. Goldstein. Support Among Middle School and High School Students for Smoke-free Policies, North Carolina, 2009. Centers for Disease Control and Prevention, 2013.
Trích dẫn MLAKandra, Kelly L., Anna McCullough, Leah Ranney, và Adam O. Goldstein. Support Among Middle School and High School Students for Smoke-free Policies, North Carolina, 2009. Centers for Disease Control and Prevention, 2013.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.