Zhapparbergenova, E., G. Alpamysova, F. Abdullayeva, ve G. Issayev. “APPLICATION OF THE SINGAPORE METHOD OF PROBLEM-BASED LEARNING (PBL) IN THE FIELD OF ECOLOGY AND BIOTECHNOLOGY”. Euroasia Journal of Mathematics, Engineering, Natural & Medical Sciences, c. 7, sy 8, Nisan 2020, ss. 29-32, doi:10.38065/euroasiaorg.18.