Cita APA (7a ed.)

Roughton, J. E. (2003). OSHA 2002 recordkeeping simplified. Butterworth-Heinemann.

Cita Chicago Style (17a ed.)

Roughton, James E. OSHA 2002 Recordkeeping Simplified. Amsterdam ; Boston: Butterworth-Heinemann, 2003.

Cita MLA (8a ed.)

Roughton, James E. OSHA 2002 Recordkeeping Simplified. Butterworth-Heinemann, 2003.