Algo innŭnjiyo
By: kŭl Cho Sŏng-ho, Yi Kil-sik ; kŭrim Chʻoe Sŏng-sul ; [pʻyŏnjip Pak Myŏng-ho]
Contributors: Yi, Kil-sik; Chʻoe, Sŏng-sul; Pak, Myŏng-ho
Series: Sonyŏn kwahak kŭrim mung̕o -- 1
Publisher: Kŭmsŏng Chʻŏngnyŏn Chʻulpʻansa
Published: 1985
Place of publication: [Pʻyŏngyang]
Language: kor
Number of pages: 64
Subjects: Juvenile literature; Arithmetic