Παραπομπή APA

Wertenbaker, L. (1881). The World of Picasso. Time Life Books.

Παραπομπή Chicago Style

Wertenbaker, Lael. The World of Picasso. New York: Time Life Books, 1881.

Παραπομπή MLA

Wertenbaker, Lael. The World of Picasso. Time Life Books, 1881.