APA aipamena

Newton, R. G. (1993). What makes nature tick? Harvard University Press; Universities Press.

Chicago Style aipamena

Newton, Roger G. What Makes Nature Tick? Cambridge, Mass. : India: Harvard University Press; Universities Press, 1993.

MLA aipamena

Newton, Roger G. What Makes Nature Tick? Harvard University Press; Universities Press, 1993.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.