Cite

Logik I.

MLA

Cassirer, Ernst, 1874-1945. Logik I.. Box 56, folder 1113. n.d.. https://collections.library.yale.edu/catalog/32380862.

APA, 6th edition

Cassirer, Ernst, 1874-1945. (["Box 56, folder 1113"])(n.d.)[Logik I.]. https://collections.library.yale.edu/catalog/32380862.