APA (7th ed.) Citation

Hubbard, L. R. The problems of work: L. Ron Hubbard.

Chicago Style (17th ed.) Citation

Hubbard, L. Ron. The Problems of Work: L. Ron Hubbard.

MLA (8th ed.) Citation

Hubbard, L. Ron. The Problems of Work: L. Ron Hubbard.

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