WHO. (1992). Environmental health criteria; N.123: Alpha-and Beta-hexachlorocyclohexanes. Geneva: WHO.
শিকাগো স্টাইলে সাইটেশনWHO. Environmental Health Criteria; N.123: Alpha-and Beta-hexachlorocyclohexanes. Geneva: WHO, 1992.
এমএলএ সাইটেশনWHO. Environmental Health Criteria; N.123: Alpha-and Beta-hexachlorocyclohexanes. Geneva: WHO, 1992.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.