Advertisement for Persil. Anno XX, [1941]. [10196-4]
MLA
Advertisement for Persil. Anno XX, [1941]. [10196-4]. 1941. https://collections.library.yale.edu/catalog/10666273.
APA, 6th edition
Advertisement for Persil. Anno XX, [1941]. [10196-4]. (1941). [Scrapbooks]. https://collections.library.yale.edu/catalog/10666273.