APA Edition Citation

Comfort, W. W. N. (1970). The theory of ultrafilters. Springer-Verlag.

Chicago Edition Citation

Comfort, W W Negrepontis. The Theory of Ultrafilters. NY: Springer-Verlag, 1970.

MLA Edition Citation

Comfort, W W Negrepontis. The Theory of Ultrafilters. Springer-Verlag, 1970.

Warning: These citations may not always be 100% accurate.