APA

W. H. Freeman and Company (Estados Unidos), . (1971). Energy and power. San Francisco, California, Estados Unidos: W. H. Freeman and Company.

Chicago

W. H. Freeman and Company (Estados Unidos), . 1971. Energy and power. San Francisco, California, Estados Unidos: W. H. Freeman and Company.

Harvard

W. H. Freeman and Company (Estados Unidos), . (1971). Energy and power. San Francisco, California, Estados Unidos: W. H. Freeman and Company.

MLA

W. H. Freeman and Company (Estados Unidos), . Energy and power. San Francisco, California, Estados Unidos: W. H. Freeman and Company. 1971.