APA (7th ed.) Citation

Penrose, R., & Wilenski, R. H. (1961). Picasso (early years). Faber.

Chicago Style (17th ed.) Citation

Penrose, Roland, and Reginald Howard Wilenski. Picasso (early Years). London: Faber, 1961.

MLA (9th ed.) Citation

Penrose, Roland, and Reginald Howard Wilenski. Picasso (early Years). Faber, 1961.

Warning: These citations may not always be 100% accurate.