World Health Organization. Regional Office for South-East Asia. (1992). Collaboration in health development in South-East Asia, 1948-1988: Fortieth anniversary volume, revised (Rev. ed., 1992.). World Health Organization, Regional Office for South-East Asia.
Cita Chicago (17th ed.)World Health Organization. Regional Office for South-East Asia. Collaboration in Health Development in South-East Asia, 1948-1988: Fortieth Anniversary Volume, Revised. Rev. ed., 1992. New Delhi: World Health Organization, Regional Office for South-East Asia, 1992.
Cita MLA (8th ed.)World Health Organization. Regional Office for South-East Asia. Collaboration in Health Development in South-East Asia, 1948-1988: Fortieth Anniversary Volume, Revised. Rev. ed., 1992. World Health Organization, Regional Office for South-East Asia, 1992.