Invitation. "La Prima mostra di Aeropittura." 30 jan 1931. [6273-2]
MLA
Invitation. "La Prima Mostra Di Aeropittura." 30 Jan 1931. [6273-2]. 1931. https://collections.library.yale.edu/catalog/10658572.
APA, 6th edition
Invitation. "La Prima mostra di Aeropittura." 30 jan 1931. [6273-2]. (1931). [Scrapbooks]. https://collections.library.yale.edu/catalog/10658572.