[Untitled frontispiece portrait by Picasso]
MLA
Picasso, Pablo, 1881-1973. [Untitled frontispiece portrait by Picasso]. https://collections.library.yale.edu/catalog/2026476.
APA, 6th edition
Picasso, Pablo, 1881-1973. [[Untitled frontispiece portrait by Picasso]]. https://collections.library.yale.edu/catalog/2026476.