Oi, M. (1960). Step by step in sumi painting. Chiyoda Publishing.
Lua i Stíl Chicago (17ú heag.)Oi, Motoi. Step by Step in Sumi Painting. Tokyo: Chiyoda Publishing, 1960.
Lua MLA (9ú heag.)Oi, Motoi. Step by Step in Sumi Painting. Chiyoda Publishing, 1960.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.