Amberg, G. (1954). Ballet in America: The emergence of an american art- (4a.ed.). A Mentor Book.

Amberg, George. Ballet in America: The Emergence of an American Art-. 4a.ed. New York: A Mentor Book, 1954.

Amberg, George. Ballet in America: The Emergence of an American Art-. 4a.ed. A Mentor Book, 1954.