Cite

"The Princess in the Pickle-bottle," autograph manuscript, signed and framed

MLA

Richards, David Alan, 1945-. "The Princess in the Pickle-bottle," autograph manuscript, signed and framed. 15 (Art). undated. https://collections.library.yale.edu/catalog/15491276.

APA, 6th edition

Richards, David Alan, 1945-. (["15 (Art)"])(undated)["The Princess in the Pickle-bottle," autograph manuscript, signed and framed]. https://collections.library.yale.edu/catalog/15491276.