Kumar, K. (1978). Prophecy and progress: The sociology of industrial and post-industrial society. Penguin Books.
Cita Chicago (17th ed.)Kumar, Krishan. Prophecy and Progress: The Sociology of Industrial and Post-industrial Society. London: Penguin Books, 1978.
Cita MLA (9th ed.)Kumar, Krishan. Prophecy and Progress: The Sociology of Industrial and Post-industrial Society. Penguin Books, 1978.
Atenció: Aquestes cites poden no estar 100% correctes.