TY - BOOK AU - Clark, J. Desmond (John Desmond) AU - Brandt, Steven A. TI - From hunters to farmers : the causes and consequences of food production in Africa PB - University of California Press PY - 1984 EP - xi, 433 p. UR - http://ci.nii.ac.jp/ncid/BA06384306 SN - 0520045742 ER -