APA

I. Penrose R., .The eye of picasso. New York: A Mentor - UNESCO Art Book.

Chicago

I. Penrose Roland, .The eye of picasso. New York: A Mentor - UNESCO Art Book.

Harvard

I. Penrose R., .The eye of picasso. New York: A Mentor - UNESCO Art Book.

MLA

I. Penrose Roland, .New York: A Mentor - UNESCO Art Book. .