APA ציטוט

Ridley, B. K. (1994). Time, space and things (3rd ed.). Cambridge University Press.

Chicago Edition Citation

Ridley, B. K. Time, Space and Things. 3rd ed. New York: Cambridge University Press, 1994.

ציטוט MLA

Ridley, B. K. Time, Space and Things. 3rd ed. Cambridge University Press, 1994.