00763nam a2200205Ia 4500 CTU_219495 210402s9999 xx 000 0 und d 338.927 D225/Vol.1 Darrow, Ken Appropriate technology sourcebook : A guide to practical books for village and small communities Ken Darrow, Rich Pam Stanford, California, USA Appropriate Technology Project - Volunteers in Asia 1978 For tools techniques that use local skills, local resources and renewable sources of energy Appropriate technology,Công nghệ phù hợp Nguyên Trung tâm Học liệu Trường Đại học Cần Thơ