APA

National Cancer Institute (U.S.), . (1974). Nitrite in human saliva, its possible relationship to nitrosamine formation. [Washington, D.C: .

Chicago

National Cancer Institute (U.S.), . 1974. Nitrite in human saliva, its possible relationship to nitrosamine formation. [Washington, D.C: .

Harvard

National Cancer Institute (U.S.), . (1974). Nitrite in human saliva, its possible relationship to nitrosamine formation. [Washington, D.C: .

MLA

National Cancer Institute (U.S.), . Nitrite in human saliva, its possible relationship to nitrosamine formation. [Washington, D.C: . 1974.