APA

National Cancer Institute (U.S.), . (1973). Immune status of SJL/J mice in relation to age and spontaneous tumor development. [Washington, D.C: .

Chicago

National Cancer Institute (U.S.), . 1973. Immune status of SJL/J mice in relation to age and spontaneous tumor development. [Washington, D.C: .

Harvard

National Cancer Institute (U.S.), . (1973). Immune status of SJL/J mice in relation to age and spontaneous tumor development. [Washington, D.C: .

MLA

National Cancer Institute (U.S.), . Immune status of SJL/J mice in relation to age and spontaneous tumor development. [Washington, D.C: . 1973.