Editing Axiom of empty set (section)

== Further reading ==
{{refbegin}}
*Burgess, John, 2005. ''Fixing Frege''. Princeton Univ. Press.
*[[Paul Halmos]], ''Naive set theory''. Princeton, NJ: D. Van Nostrand Company, 1960. Reprinted by Springer-Verlag, New York, 1974. {{ISBN|0-387-90092-6}} (Springer-Verlag edition).
*[[Thomas Jech|Jech, Thomas]], 2003. ''Set Theory: The Third Millennium Edition, Revised and Expanded''.  Springer.  {{ISBN|3-540-44085-2}}.
*[[Kenneth Kunen|Kunen, Kenneth]], 1980. ''Set Theory: An Introduction to Independence Proofs''. Elsevier.  {{ISBN|0-444-86839-9}}.
{{refend}}

[[Category:Axioms of set theory]]

[[de:Zermelo-Fraenkel-Mengenlehre#Die Axiome von ZF und ZFC]]