Citazione Stile APA (7a Edizione)

(1940). Commencement address delivered at the closing exercises of the Sexmoan Elementary School, March 29, 1940. s.n.

Citazione stile Chigago Style (17a edizione)

Commencement Address Delivered at the Closing Exercises of the Sexmoan Elementary School, March 29, 1940. s.l: s.n, 1940.

Citatione MLA (9a ed.)

Commencement Address Delivered at the Closing Exercises of the Sexmoan Elementary School, March 29, 1940. s.n, 1940.