HARLOW, R. A. M. (1999). YOUNG DISCOVERERS ENERGY AND POWER ENVIRONMENTAL FACTS AND EXPERIMENTS.
Citazione stile Chigago Style (17a edizione)HARLOW, ROSIE AND MORGAN. YOUNG DISCOVERERS ENERGY AND POWER ENVIRONMENTAL FACTS AND EXPERIMENTS. 1999.
Citatione MLA (9a ed.)HARLOW, ROSIE AND MORGAN. YOUNG DISCOVERERS ENERGY AND POWER ENVIRONMENTAL FACTS AND EXPERIMENTS. 1999.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.