Cita APA (7th ed.)

Howell, A. R. (1974). Study of the exposure to noise of operators of mechanical logging equipment in British Columbia. Canadian Forestry Service, Department of Environment.

Cita Chicago (17th ed.)

Howell, A. R. Study of the Exposure to Noise of Operators of Mechanical Logging Equipment in British Columbia. Ottawa: Canadian Forestry Service, Department of Environment, 1974.

Cita MLA (9th ed.)

Howell, A. R. Study of the Exposure to Noise of Operators of Mechanical Logging Equipment in British Columbia. Canadian Forestry Service, Department of Environment, 1974.