MLA

Sala, George Augustus, 1828-1895. Grand procession against papal aggression to present the address and obtain redress in order that we may hear less of his holiness / by G.A.S.. 1850]. https://collections.library.yale.edu/catalog/10267058.

APA, 6th edition

Sala, George Augustus, 1828-1895. (1850])[Grand procession against papal aggression to present the address and obtain redress in order that we may hear less of his holiness / by G.A.S.]. https://collections.library.yale.edu/catalog/10267058.