Pedagogical Sciences. Poltava V.G. Korolenko National Pedagogical University.
Cita Chicago (17th ed.)Pedagogical Sciences. Poltava V.G. Korolenko National Pedagogical University.
Cita MLA (9th ed.)Pedagogical Sciences. Poltava V.G. Korolenko National Pedagogical University.
Atenció: Aquestes cites poden no estar 100% correctes.