APA Style

Ji, S., Yu, L. (2019). 汉语分级阅读, 500词 (Chinese Graded Reading, 500 words) (1). Beijing: Sinolingua, Co. Ltd..

MLA Style

Ji, Shi., Yu, Lu. "汉语分级阅读, 500词 (Chinese Graded Reading, 500 words)". 1 Beijing: Sinolingua, Co. Ltd., 2019. Text.