APA
World Health Organization, . (1995). Inorganic lead. World Health Organization, Geneva: .
Chicago
World Health Organization, . 1995. Inorganic lead. World Health Organization, Geneva: .
Harvard
World Health Organization, . (1995). Inorganic lead. World Health Organization, Geneva: .
MLA
World Health Organization, . Inorganic lead. World Health Organization, Geneva: . 1995.