(1940). Picture books: A circular presenting the technique for compiling state picture books.
Cita Chicago (17th ed.)Picture Books: A Circular Presenting the Technique for Compiling State Picture Books. 1940.
Cita MLA (9th ed.)Picture Books: A Circular Presenting the Technique for Compiling State Picture Books. 1940.
Atenció: Aquestes cites poden no estar 100% correctes.