- 
            1প্রকাশিত 1990“…International co-operation environment & public health organization (ENPHO)…”
Visit NHRC Library
গ্রন্থ - 
            2অনুযায়ী Bottino,Andrea“…DISVI-International Co-operation Environment & Public Health Organization (ENPHO)…”
Visit NHRC Library
অজ্ঞাত