APA

National Cancer Institute (U.S.), . (1973). Intruction of bladder cancer in ahmster [sic] by repeated intratracheal administrations of 2-acetylanimo-fluorene. [Washington, D.C: .

Chicago

National Cancer Institute (U.S.), . 1973. Intruction of bladder cancer in ahmster [sic] by repeated intratracheal administrations of 2-acetylanimo-fluorene. [Washington, D.C: .

Harvard

National Cancer Institute (U.S.), . (1973). Intruction of bladder cancer in ahmster [sic] by repeated intratracheal administrations of 2-acetylanimo-fluorene. [Washington, D.C: .

MLA

National Cancer Institute (U.S.), . Intruction of bladder cancer in ahmster [sic] by repeated intratracheal administrations of 2-acetylanimo-fluorene. [Washington, D.C: . 1973.