THE SPREAD OF FOOD-PRODUCTION IN SUB-SAHARAN AFRICA

[51] POSNANSKY M, 1960, UGANDA J, V26, P62

[52] POSNANSKY M, 1961, J AFR HIST, V11, P177

[53] Robinson K.R., 1959, KHAMI RUINS

[54] Robinson KR., 1961, SOUTH AFRICAN ARCHAE, V16, P75

[55] SCHELL R, 1957, PLANTES ALIMENTAIRES

[56] Schofield J., 1940, T ROY SOC S AFR, V28, P219, DOI DOI 10.1080/00359194009520015

[57] SHAW CT, 1944, P PREHIST SOC, V10, P1

[58] SIMOONS F, 1961, 3RD C AFR HIST ARCH

[59] THE SOUTHERN RHODESIAN IRON-AGE [J]. JOURNAL OF AFRICAN HISTORY, 1961, 2 (01) : 1 - 13

[60] TOBIAS P. V., 1961, S AFRICAN JOUR SCI, V57, P25

[51] POSNANSKY M, 1960, UGANDA J, V26, P62

[52] POSNANSKY M, 1961, J AFR HIST, V11, P177

[53] Robinson K.R., 1959, KHAMI RUINS

[54] Robinson KR., 1961, SOUTH AFRICAN ARCHAE, V16, P75

[55] SCHELL R, 1957, PLANTES ALIMENTAIRES

[56] Schofield J., 1940, T ROY SOC S AFR, V28, P219, DOI DOI 10.1080/00359194009520015

[57] SHAW CT, 1944, P PREHIST SOC, V10, P1

[58] SIMOONS F, 1961, 3RD C AFR HIST ARCH

[59] THE SOUTHERN RHODESIAN IRON-AGE [J]. JOURNAL OF AFRICAN HISTORY, 1961, 2 (01) : 1 - 13

[60] TOBIAS P. V., 1961, S AFRICAN JOUR SCI, V57, P25