贡萨尔维斯 & 刘勇军. (2019). 超时空碎片: Mathematics, what beast is this? and Ramses Ⅱ and the battle of kadesh. 安徽少年儿童出版社.
Chicago Style (17th ed.) Citation贡萨尔维斯 and 刘勇军. 超时空碎片: Mathematics, What Beast Is This? and Ramses Ⅱ and the Battle of Kadesh. 安徽少年儿童出版社, 2019.
MLA (8th ed.) Citation贡萨尔维斯 and 刘勇军. 超时空碎片: Mathematics, What Beast Is This? and Ramses Ⅱ and the Battle of Kadesh. 安徽少年儿童出版社, 2019.
Warning: These citations may not always be 100% accurate.