00463nam a2200169Ia 4500 CTU_49597 210402s9999 xx 000 0 und d 660.294514 B391 Becher, Paul Emulsions theory and practice Paul Becher American chemical society 2001 Hóa học ứng dụng TN300 Trung tâm Học liệu Trường Đại học Cần Thơ