Cite

Allegranza, Giuseppe: copy of the title-page of his book (C 33)

MLA

Boswell, James, 1740-1795. Allegranza, Giuseppe: copy of the title-page of his book (C 33). Box 9, folder 255. n.d.. https://collections.library.yale.edu/catalog/32498141.

APA, 6th edition

Boswell, James, 1740-1795. (["Box 9, folder 255"])(n.d.)[Allegranza, Giuseppe: copy of the title-page of his book (C 33)]. https://collections.library.yale.edu/catalog/32498141.