APA

National Cancer Institute (U.S.), . (1974). Transplantation of a human mammary carcinoma cell lime (BT 20) into nude mice. [Washington, D.C: .

Chicago

National Cancer Institute (U.S.), . 1974. Transplantation of a human mammary carcinoma cell lime (BT 20) into nude mice. [Washington, D.C: .

Harvard

National Cancer Institute (U.S.), . (1974). Transplantation of a human mammary carcinoma cell lime (BT 20) into nude mice. [Washington, D.C: .

MLA

National Cancer Institute (U.S.), . Transplantation of a human mammary carcinoma cell lime (BT 20) into nude mice. [Washington, D.C: . 1974.