Yamamoto, K. (2005). The acquisition of numeral classifiers: The case of Japanese children. Mouton de Gruyter.
Lua i Stíl Chicago (17ú heag.)Yamamoto, Kasumi. The Acquisition of Numeral Classifiers: The Case of Japanese Children. Berlin ; New York: Mouton de Gruyter, 2005.
Lua MLA (9ú heag.)Yamamoto, Kasumi. The Acquisition of Numeral Classifiers: The Case of Japanese Children. Mouton de Gruyter, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.