APA

National Cancer Institute (U.S.), . (1971). Antigenically distinct forms of mammary tumor virus in blood and mammary tissues of mice. [Washington, D.C: .

Chicago

National Cancer Institute (U.S.), . 1971. Antigenically distinct forms of mammary tumor virus in blood and mammary tissues of mice. [Washington, D.C: .

Harvard

National Cancer Institute (U.S.), . (1971). Antigenically distinct forms of mammary tumor virus in blood and mammary tissues of mice. [Washington, D.C: .

MLA

National Cancer Institute (U.S.), . Antigenically distinct forms of mammary tumor virus in blood and mammary tissues of mice. [Washington, D.C: . 1971.