World Health Organization. 1967. Guide to ship sanitation. Geneva: World Health Organization.
Citace podle APA (7th ed.)World Health Organization. (1967). Guide to ship sanitation. World Health Organization.
Citace podle Chicago (17th ed.)World Health Organization. Guide to Ship Sanitation. Geneva: World Health Organization, 1967.
Citace podle MLA (9th ed.)World Health Organization. Guide to Ship Sanitation. World Health Organization, 1967.
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