TY - BOOK AU - Saylor,R.G. TI - A social cost/benefit analysis of the agricultural extension and research services in selected Cotton areas of Western Tanzania. Vol.5 T2 - Paper No.1 - 21 are all bound in one book; 14 AV - EAF FOL DT421.E31970Vol.5No.14 PY - 1970/// CY - Dar es Salaam PB - East African Universities Social Science Council Conference KW - Cotton growing KW - Farm KW - Research KW - Tanzania KW - Western ER -