Cita APA (7th ed.)
Collins, H. M. (2011). Gravity's ghost: Scientific discovery in the twenty-first century. University of Chicago Press.
Cita Chicago (17th ed.)
Collins, H. M. Gravity's Ghost: Scientific Discovery in the Twenty-first Century. Chicago ; London: University of Chicago Press, 2011.
Cita MLA (9th ed.)
Collins, H. M. Gravity's Ghost: Scientific Discovery in the Twenty-first Century. University of Chicago Press, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.