Gordon, J. E. (1978). Structures or why things dont's fall down. New York: Penguin Books.
Chicago Style CitationGordon, J. E. Structures or Why Things Dont's Fall Down. New York: Penguin Books, 1978.
Cita MLAGordon, J. E. Structures or Why Things Dont's Fall Down. New York: Penguin Books, 1978.
Atenció: Aquestes cites poden no estar 100% correctes.