Sar A. Levitan
Ricardo Zuniga
Unknown Author
United Nations Development Programme
Marcia Guttentag
Andy Hargreaves
Angela Hasselgreen
Gerald D. Bailey
Arlene Fink
Roger Straughan
Hedley G. Dimock
Donald E. Chambers
Howard E. Freeman
Great Britain. HMSO
Haryana (India). Economic and Statistical Organisation
Ezekiel Esipisu
P. Venkataramaiah