Cita APA (7a ed.)

World Health Organization. (2009). The WHO recommended classification of pesticides by hazard and guidelines to classification: 2009. World Health Organization.

Cita Chicago Style (17a ed.)

World Health Organization. The WHO Recommended Classification of Pesticides by Hazard and Guidelines to Classification: 2009. Switzerland: World Health Organization, 2009.

Cita MLA (8a ed.)

World Health Organization. The WHO Recommended Classification of Pesticides by Hazard and Guidelines to Classification: 2009. World Health Organization, 2009.