APA
Daniel Billen, . (1948). Radiation Research. U.S.A: The National Cancer Institute.
Chicago
Daniel Billen, . 1948. Radiation Research. U.S.A: The National Cancer Institute.
Harvard
Daniel Billen, . (1948). Radiation Research. U.S.A: The National Cancer Institute.
MLA
Daniel Billen, . Radiation Research. U.S.A: The National Cancer Institute. 1948.