Child Education Journal | Universitas Nahdlatul Ulama Surabaya. Cambridge University Press.
Cita Chicago (17th ed.)Child Education Journal | Universitas Nahdlatul Ulama Surabaya. Cambridge University Press.
Cita MLA (8th ed.)Child Education Journal | Universitas Nahdlatul Ulama Surabaya. Cambridge University Press.
Atenció: Aquestes cites poden no estar 100% correctes.