1990. Drinking practices of specific categories of employees: Report on a WHO consultation. Cologne 20-24 November 1989. Copenhagen: WHO.
Citace podle APA (7th ed.)(1990). Drinking practices of specific categories of employees: Report on a WHO consultation. Cologne 20-24 November 1989. WHO.
Citace podle Chicago (17th ed.)Drinking Practices of Specific Categories of Employees: Report on a WHO Consultation. Cologne 20-24 November 1989. Copenhagen: WHO, 1990.
Citace podle MLA (9th ed.)Drinking Practices of Specific Categories of Employees: Report on a WHO Consultation. Cologne 20-24 November 1989. WHO, 1990.
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