APA

National Research Council, . (1970). Publication / National Materials Advisory Board, Division of Engineering, National Research Council, National Academy of Sciences. Washington, DC: .

Chicago

National Research Council, . 1970. Publication / National Materials Advisory Board, Division of Engineering, National Research Council, National Academy of Sciences. Washington, DC: .

Harvard

National Research Council, . (1970). Publication / National Materials Advisory Board, Division of Engineering, National Research Council, National Academy of Sciences. Washington, DC: .

MLA

National Research Council, . Publication / National Materials Advisory Board, Division of Engineering, National Research Council, National Academy of Sciences. Washington, DC: . 1970.