Oi, M. (1960). Step by step in sumi painting. Chiyoda Publishing.
Chicago Style (17th ed.) CitationOi, Motoi. Step by Step in Sumi Painting. Tokyo: Chiyoda Publishing, 1960.
MLA (9th ed.) CitationOi, Motoi. Step by Step in Sumi Painting. Chiyoda Publishing, 1960.
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