00637nam a2200205Ia 4500 CTU_160546 210402s9999 xx 000 0 und d 658.452 D411 Dennison, Dell Producing a first-class video for your business : Work with professionals or do it yourself Dell Dennison, Don Doman, Margaret Doman USA Self-Counsel Press 1992 Business presentations,Video recordings Production and direction Giang Trung tâm Học liệu Trường Đại học Cần Thơ