APA ציטוט

Soifer, A. (2020). Competitions for Young Mathematicians. 1st ed. 2017. Springer International Publishing.

Trích dẫn kiểu Chicago

Soifer, Alexander. Competitions for Young Mathematicians. 1st Ed. 2017. Springer International Publishing, 2020.

ציטוט MLA

Soifer, Alexander. Competitions for Young Mathematicians. 1st Ed. 2017. Springer International Publishing, 2020.