Hackney, C. S., Myers, E. H., Bloser, P. Z., & Fleming, R. A. (1973). Expressional growth through handwriting. Zaner-Bloser.
Lua i Stíl Chicago (17ú heag.)Hackney, Clinton S., Emma Harrison Myers, Parker Zaner Bloser, agus Ruth Anne Fleming. Expressional Growth Through Handwriting. Columbus, Ohio: Zaner-Bloser, 1973.
Lua MLA (8ú heag.)Hackney, Clinton S., et al. Expressional Growth Through Handwriting. Zaner-Bloser, 1973.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.