E. Modiakgotla

Technical summary of ATIP'S activities, 1982-90: Research results.

G. Heinrich, K. Kelemogile, E. Makhwaje, 1990 .

Farmer Training in Row Planting And Mechanical Weeding

Arthur J. Caplan, E. Modiakgotla, J. Siebert, 1990 .

Guidelines for organising a row planting contest at district agricultural shows.

E. Makhwaje, E. Modiakgotla, J. Siebert, 1990 .

The farming systems approach to development and appropriate technology generation

F. D. Worman, E. Modiakgotla, D. Norman, 1995 .