APA Edition Citation

Gallwitz, K., & Picasso, P. (1971). Picasso at 90: The late work. Weidenfeld and Nicolson.

Chicago Edition Citation

Gallwitz, Klaus, and Pablo Picasso. Picasso at 90: The Late Work. London: Weidenfeld and Nicolson, 1971.

MLA Edition Citation

Gallwitz, Klaus, and Pablo Picasso. Picasso at 90: The Late Work. Weidenfeld and Nicolson, 1971.