APA (7th ed.) Citation

Hubbard, L. R. (2007). The Problems of Work. New Era.

Chicago Style (17th ed.) Citation

Hubbard, L. Ron. The Problems of Work. Copenhagen: New Era, 2007.

MLA (9th ed.) Citation

Hubbard, L. Ron. The Problems of Work. New Era, 2007.

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