World Health Organization. (1987). Hand in Hand Towards Health for All. World Health Organization Regional Office for the Eastern Mediterranean.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিWorld Health Organization. Hand in Hand Towards Health for All. Egypt: World Health Organization Regional Office for the Eastern Mediterranean, 1987.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিWorld Health Organization. Hand in Hand Towards Health for All. World Health Organization Regional Office for the Eastern Mediterranean, 1987.
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