Cassatt and her Circle : : Selected Letters.

MLA

Cassatt, Mary, and Nancy Mowll Mathews. Cassatt and Her Circle : Selected Letters. New York: Abbeville Press Publishers, 1984.

APA

Cassatt, M., & Mowll Mathews, N. (1984). Cassatt and her Circle : Selected Letters. New York: Abbeville Press Publishers.

Chicago

Cassatt, Mary, and Nancy Mowll Mathews. Cassatt and Her Circle: Selected Letters. New York: Abbeville Press Publishers, 1984.