APA-Zitierstil (7. Ausg.)

Butchvarov, P. (1998). Skepticism about the external world. Oxford Univ. Press.

Chicago-Zitierstil (17. Ausg.)

Butchvarov, Panayot. Skepticism About the External World. New York [u.a.]: Oxford Univ. Press, 1998.

MLA-Zitierstil (9. Ausg.)

Butchvarov, Panayot. Skepticism About the External World. Oxford Univ. Press, 1998.