APA (7th ed.) Citation

Blunt, A., & Pool, P. (1962). Picasso: The formative years ; a study of his sources. Studio Books.

Chicago Style (17th ed.) Citation

Blunt, Anthony, and Phoebe Pool. Picasso: The Formative Years ; a Study of His Sources. London: Studio Books, 1962.

MLA (9th ed.) Citation

Blunt, Anthony, and Phoebe Pool. Picasso: The Formative Years ; a Study of His Sources. Studio Books, 1962.