The fundamental operations in bead aritmetic: How to use the chinese abacus. [Lugar de publicación no identificado]: [Editor no identificado].
Chicago Style CitationThe Fundamental Operations in Bead Aritmetic: How to Use the Chinese Abacus. [Lugar de publicación no identificado]: [Editor no identificado].
MLA CitationThe Fundamental Operations in Bead Aritmetic: How to Use the Chinese Abacus. [Lugar de publicación no identificado]: [Editor no identificado].
Warning: These citations may not always be 100% accurate.