APA (7th ed.) Citation

Baum, L. F. The Master Key An Electrical Fairy Tale Founded Upon the Mysteries of Electricity.

Chicago Style (17th ed.) Citation

Baum, L. Frank. The Master Key An Electrical Fairy Tale Founded Upon the Mysteries of Electricity.

MLA (9th ed.) Citation

Baum, L. Frank. The Master Key An Electrical Fairy Tale Founded Upon the Mysteries of Electricity.

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