Louw, P. Eric 2 -2 Handwerker, W Penn 1 Tonkinson, Robert 1 Sauders, Mark 1 Bouwman, Harry ,Hooff, Bart van den ,Wijngaert, Lidwien van de ,Dijk, Jan van 1 Holmes, David 1 Devereux, Eoin 1 Regester, Michael ,Larkin, Judy 1 McQuail, Denis 1 Taylor, Richard D. 1 Soo T. Tan 1 Slater 1 Pizzey, Alan 1 Oskamp Stuart 1 Ember, Carol R 1 Jochen Wirtz ,Christopher Lovelock 1 Kenneth E. Clow ,Donald Baack 1 Rowland Hayler ,Michael D. Nichols 1 Kenneth C. Laudon ,Jane P. Laudon 1