APA

National Cancer Institute (U.S.), . (1972). Viruses and renal carcinoma of rna [sic] rana pipiens. [Washington, D.C: .

Chicago

National Cancer Institute (U.S.), . 1972. Viruses and renal carcinoma of rna [sic] rana pipiens. [Washington, D.C: .

Harvard

National Cancer Institute (U.S.), . (1972). Viruses and renal carcinoma of rna [sic] rana pipiens. [Washington, D.C: .

MLA

National Cancer Institute (U.S.), . Viruses and renal carcinoma of rna [sic] rana pipiens. [Washington, D.C: . 1972.