El Universo De LA Ciencia: Energia, Fuerzas Y Recursos/Science Universe 
Subtitle: Energy, Forces and Resources
Publisher: Lectorum Pubns Inc (J)
Published: September 1985
Language: spa
Format: Hardcover
ISBN-13: 9788475252476
Subjects: Force and energy; Juvenile literature; Power (Mechanics); Power resources; Spanish: Adult Nonfiction