APA

National Cancer Institute (U.S.), . (1973). Induction of tumors in the liver of hamsters by an avian adenovirus (CELO). [Washington, D.C: .

Chicago

National Cancer Institute (U.S.), . 1973. Induction of tumors in the liver of hamsters by an avian adenovirus (CELO). [Washington, D.C: .

Harvard

National Cancer Institute (U.S.), . (1973). Induction of tumors in the liver of hamsters by an avian adenovirus (CELO). [Washington, D.C: .

MLA

National Cancer Institute (U.S.), . Induction of tumors in the liver of hamsters by an avian adenovirus (CELO). [Washington, D.C: . 1973.