APA
Barnett S. Kramer, . (71999). Journal Of The National Cancer Institute. U.K: Oxford University Press.
Chicago
Barnett S. Kramer, . 71999. Journal Of The National Cancer Institute. U.K: Oxford University Press.
Harvard
Barnett S. Kramer, . (71999). Journal Of The National Cancer Institute. U.K: Oxford University Press.
MLA
Barnett S. Kramer, . Journal Of The National Cancer Institute. U.K: Oxford University Press. 71999.