T. Bulajeva, “N. BURKŠAITIENĖ AND J. ŠLIOGERIENĖ‘S MONOGRAPH „ASSESSMENT AND RECOGNITION OF THE ACHIEVEMENTS OF NON-FORMAL AND SELF-DIRECTED LEARNING AT UNIVERSITIES“”, ActPaed, vol. 27, pp. 142–143, Jan. 2011, doi: 10.15388/ActPaed.2011.27.2957.