Citation Hunt

The Wikipedia snippet below is not backed by a reliable source. Can you find one?

Click I got this! to go to Wikipedia and fix the snippet, or Next! to see another one. Good luck!

In page Foreign relations of Singapore:

This text is part of the article's lead section, so referencing it may be optional. Please see WP:CITELEAD for more information.

"

Singapore maintains diplomatic relations with 189 UN member states. The three exceptions are the Central African Republic, Monaco and South Sudan.[citation needed]