TY  - BOOK
AU  - Sinha,Krishna Kumar
AU  - Singh,Narendra Narain
AU  - Sinha,Ashish Ranjan
TI  - Welfare technology: (technology for human welfare)
SN  - 8187855101X
U1  - 301 22
PY  - 2010///
CY  - Delhi
PB  - Samiksha Prakashan
KW  - Technology
KW  - Social aspects
N1  - Includes bibliographical references and index
ER  -