Cite

George Kubler's notes on the Focillon method.

MLA

Kubler, George A. George Kubler's Notes on the Focillon Method. 1940. https://collections.library.yale.edu/catalog/10020014.

APA, 6th edition

Kubler, G. A. (1940). George Kubler's notes on the Focillon method. [Paper]. https://collections.library.yale.edu/catalog/10020014.