Cite

LS : Weimar, to John Wolfgang Döbereiner

MLA

Speck, William A. (William Alfred), 1864-1928. LS : Weimar, to John Wolfgang Döbereiner. Box 9, folder 274. 1829 Feb 4. https://collections.library.yale.edu/catalog/2005304.

APA, 6th edition

Speck, William A. (William Alfred), 1864-1928. (["Box 9, folder 274"])(1829 Feb 4)[LS : Weimar, to John Wolfgang Döbereiner]. https://collections.library.yale.edu/catalog/2005304.