Mathes, R. E., & Mathes, R. C. (1987). Dolls, Toys and Childhood: The Mathes Collection and Philosophy. Hobby House Press.
Lua i Stíl Chicago (17ú heag.)Mathes, Ruth E., agus Robert C. Mathes. Dolls, Toys and Childhood: The Mathes Collection and Philosophy. Cumberland: Hobby House Press, 1987.
Lua MLA (8ú heag.)Mathes, Ruth E., agus Robert C. Mathes. Dolls, Toys and Childhood: The Mathes Collection and Philosophy. Hobby House Press, 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.