Vendeur : liu xing, Nanjing, JS, Chine
paperback. Etat : New. Paperback. Pub Date: 2021-08-01 Pages: 151 Language: Chinese Publisher: Dongbei University of Finance and Economics Press Abacus. as a computing technology. has a history of thousands of years in my country and is still used by people today. The teaching of the course is also very important. The purpose of writing Abacus and Money Counting in this book is to find a shortcut that saves time. effort and results with half the effort. promotes the development of abacus in my country. and cultivat. N° de réf. du vendeur NX001826
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