00817nam a2200205Ia 4500 CTU_219592 210402s9999 xx 000 0 und d 609.172 N532 New technologies and development : Science and technology as factors of change, impact of recent and foreseeable scientific and technological progress on the evolution of societies, especially in the developing countries Eited by Ann Johnston, Albert Sasson Paris Unesco 1986 Notebooks on world problems, technologies and development Technology,Công nghệ Developing countries,Quốc gia đang phát triển Nguyên Trung tâm Học liệu Trường Đại học Cần Thơ