APA

Picasso P., Barr A. H. & Museum of Modern Art (New York N. (1980). Picasso: fifty years of his art. New York: The Museum of Modern Art.

Chicago

Picasso Pablo, Barr Alfred Hamilton and Museum of Modern Art (New York NY). 1980. Picasso: fifty years of his art. New York: The Museum of Modern Art.

Harvard

Picasso P., Barr A. H. and Museum of Modern Art (New York N. (1980). Picasso: fifty years of his art. New York: The Museum of Modern Art.

MLA

Picasso Pablo, Barr Alfred Hamilton and Museum of Modern Art (New York NY). Picasso: fifty years of his art. New York: The Museum of Modern Art. 1980.