How do we know energy exists? /
Terry Jennings.

APA Citation

Jennings, T. J. (1995). How do we know energy exists? Austin, Tex.: Raintree Steck-Vaughn.

MLA Citation

Jennings, Terry J. How Do We Know Energy Exists? Austin, Tex.: Raintree Steck-Vaughn, 1995.

Warning: These citations may not always be complete (especially for serials).