1988
Delsilife in the Philippines. Video, colour, 38 min.; CESO/INNOTECH, Manila.
1983
The Faculty of Agriculture. Video, colour, 20 min.; F.A.O., Harare.
FARMAP. Video, colour, 34 min.; F.A.O., Harare.
1978
KINK. Video, black and white, 35 min.; Leids Akademisch Kunstcentrum, Leiden.
1974
Ad Boeren, Jan van den Berg en Gerard van der Flier
Olverenos. 16 mm, black and white, 28 min. ; Institute of Cultural and Social Studies (ICA), Leiden