1997
C. Wang, Zhu, X., y Xu, D.,
«Intervention measures of environmental hygiene for raising the health quality of students in Chinese rural areas». Chinese Academy of Prventive Medicine, Beijing, China, p. i, 20 p. : tab., 1997.
T. Batse y Hawkins, P.,
«Manual for district water and sanitation teams». Community Water and Sanitation Agency, Accra, Ghana, p. vi, 110 p. : ill., 1997.
U. Directorat UG,
«Mobilisation guidelines : for field staff at district, county and subcounty levels». Uganda, Ministry of Natural Resources, Directorate of Water Development, Kampala, Uganda, p. ii, 42 p. + annexes (43 p.) : photogr., 1997.
A. Clacherty, Clacherty, G., y Adatia, R.,
«Review of water and sanitation related health education and promotion activities in South Africa : final report». Clacherty & Associates Education Consultants, Johannesburg, South Africa, p. xiii, 148 p. : fig., ill., tab., 1997.
M. Black y Ladbury, R.,
«Rivers of change : new directions in sanitation, hygiene and water supply in Bangladesh». UNICEF, Dhaka, Bangladesh, p. x, 54 p. : fig., maps, photogr., 1997.
J. Pandey, Pant, S. K., y Bhatt, K. N.,
«Social assessment study of District Primary Education Programme (DPEP) in Rohtas District of Bihar». Govind Ballabh Pant Social Science Institute, Allahabad, India, p. iv, 56 p. : tab., 1997.
J. Pandey, Pant, S. K., y Bhatt, K. N.,
«Social assessment study of District Primary Education Programme (DPEP) in Muzaffarpur District of Bihar». Govind Ballabh Pant Social Science Institute, Allahabad, India, p. iv, 59 p. : tab., 1997.
J. Pandey, Pant, S. K., y Bhatt, K. N.,
«Social assessment study of District Primary Education Programme (DPEP) in Bhojpur District of Bihar». Govind Ballabh Pant Social Science Institute, Allahabad, India, p. iv, 57 p. : tab., 1997.