Cite

Unsigned article. "Travertino, cemento." Travaso delle Idee, 11 maggio 1913. [00663-2]

MLA

Unsigned Article. "Travertino, Cemento." Travaso Delle Idee, 11 Maggio 1913. [00663-2]. 1913. https://collections.library.yale.edu/catalog/10649279.

APA, 6th edition

Unsigned article. "Travertino, cemento." Travaso delle Idee, 11 maggio 1913. [00663-2]. (1913). [Scrapbooks]. https://collections.library.yale.edu/catalog/10649279.