APA-čujuhus (7. p.)
Xu, J. (2010). Lecture notes on Mathematical Olympiad courses: For junior section, volume 1. World Scientific.
Chicago-čujuhus (17. p.)
Xu, Jiagu. Lecture Notes on Mathematical Olympiad Courses: For Junior Section, Volume 1. Singapore: World Scientific, 2010.
MLA-čujuhus (9. p.)
Xu, Jiagu. Lecture Notes on Mathematical Olympiad Courses: For Junior Section, Volume 1. World Scientific, 2010.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.