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 Ursula Mamlok:

"

Ursula emigrated alone to New York City in 1940 to attend the Mannes School of Music, which had offered her full scholarship on the basis of one of her compositions.[2] Her mother and stepfather, Hans Lewy, followed in 1941. She became an American citizen in 1945.[citation needed]