APA (7th ed.) Citation

World Health Organization & United Nations Environment Programme. (1986). Principles and methods for evaluating the toxicity of chemicals: Part 1. World Health Organization.

Chicago Style (17th ed.) Citation

World Health Organization and United Nations Environment Programme. Principles and Methods for Evaluating the Toxicity of Chemicals: Part 1. Geneva: World Health Organization, 1986.

MLA (9th ed.) Citation

World Health Organization and United Nations Environment Programme. Principles and Methods for Evaluating the Toxicity of Chemicals: Part 1. World Health Organization, 1986.