00897nam a2200205Ia 4500 CTU_219120 210402s9999 xx 000 0 und d 658.4 C423 Cetron, Marvin J. Technological forecasting : A practical approach Marvin J. Cetron ; with a foreword by Ralph C. Lenz New York Technology Forecasting Institute 1969 This book by Marvin Cetron is a "touchstone" which will serve to guide those who would desire meaningful forecasts and meaningful use of those forecasts. It is hoped that these chapters will encourage involvement and interest by planners at all levels in technological forecasting. Technological forecasting,Dự báo công nghệ Qhieu Trung tâm Học liệu Trường Đại học Cần Thơ