Sinclair, B., Ball, N. R., & Pettersen, J. O. (1974). Let us be honest and modest: Technology and society in Canadian history. Toronto : Oxford University Press.
Chicago-viite (17. p.)Sinclair, Bruce, Norman R. Ball, ja James O. Pettersen. Let Us Be Honest and Modest: Technology and Society in Canadian History. Toronto : Oxford University Press, 1974.
MLA-viite (9. p.)Sinclair, Bruce, et al. Let Us Be Honest and Modest: Technology and Society in Canadian History. Toronto : Oxford University Press, 1974.
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