Cita APA (7a ed.)
Kay, H., & Kahnweller, D. Picasso's world of children / by Helen Kay ; with an introduction by Daniel-Henry Kahnweiler.
Cita Chicago Style (17a ed.)
Kay, Helen, y Daniel-Henry Kahnweller. Picasso's World of Children / by Helen Kay ; with an Introduction by Daniel-Henry Kahnweiler.
Cita MLA (9a ed.)
Kay, Helen, y Daniel-Henry Kahnweller. Picasso's World of Children / by Helen Kay ; with an Introduction by Daniel-Henry Kahnweiler.
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