APA (7th ed.) Citation

(2001). Macmillan encyclopedia of energy. Macmillan Reference.

Chicago Style (17th ed.) Citation

Macmillan Encyclopedia of Energy. Macmillan Reference, 2001.

MLA (8th ed.) Citation

Macmillan Encyclopedia of Energy. Macmillan Reference, 2001.

Warning: These citations may not always be 100% accurate.