00570nam a2200193Ia 4500 CTU_10144 210402s9999 xx 000 0 und d 907 L305/T.1 Phan, Ngọc Liên Phương pháp dạy học lịch sử Phan Ngọc Liên, Trần Văn Trị Hà Nội Giáo Dục 1978 History Study and teaching ( secondary ) Minh, Qhieu sửa Trung tâm Học liệu Trường Đại học Cần Thơ