Dance research homework help!!! Gwen Verdon?

hello! i'm doing a research project for my dance cl on the dancer Gwen Verdon. i'm missing information that i need for my project. i still need to know her philosophy of dance, what style of dance she is famous for, and her education and dance training. oh and btw i need another book resource for my bibliography so if u know any dance book or a book on her please let me know the title,author,date published,publisher,and any other info i need to complete my bibliography, thanks!