TY  - BOOK
AU  - Stoner,Carol Hupping
TI  - Producing your own power: how to make nature´s energy sources work for you 
U1  - 621.4 
PY  - 1974///
CY  - Emmaus, PA.
PB  - Rodale Press
KW  - Recursos energéticos
N1  - Incluye bibliografía
ER  -