Cita APA (7a ed.)

World Health Organization, Geneva, United Nationas Environment Programme, & International Labour Organization. (1992). Environmental health criteria 138: 2 - nitropropane. World Health Organization.

Cita Chicago Style (17a ed.)

World Health Organization, Geneva, United Nationas Environment Programme, y International Labour Organization. Environmental Health Criteria 138: 2 - Nitropropane. Geneva: World Health Organization, 1992.

Cita MLA (8a ed.)

World Health Organization, Geneva, et al. Environmental Health Criteria 138: 2 - Nitropropane. World Health Organization, 1992.

Precaución: Estas citas no son 100% exactas.