Obrazovanie i Nauka | Russian State Vocational Pedagogical University. Cambridge University Press.
Cita Chicago (17th ed.)Obrazovanie I Nauka | Russian State Vocational Pedagogical University. Cambridge University Press.
Cita MLA (8th ed.)Obrazovanie I Nauka | Russian State Vocational Pedagogical University. Cambridge University Press.
Atenció: Aquestes cites poden no estar 100% correctes.