APA aipamena

Poplavskaya, A., Gruzdev, I., & Petlin, A. (2018). Defining the Problem of Choosing Extracurricular Activities for Children in Russia. National Research University Higher School of Economics (HSE).

Chicago Style aipamena

Poplavskaya, Anita, Ivan Gruzdev, and Andrey Petlin. Defining the Problem of Choosing Extracurricular Activities for Children in Russia. National Research University Higher School of Economics (HSE), 2018.

MLA aipamena

Poplavskaya, Anita, et al. Defining the Problem of Choosing Extracurricular Activities for Children in Russia. National Research University Higher School of Economics (HSE), 2018.