By Friesen, G.Bruce
By Womack, James P., Jones, Daniel T., Roos, Daniel
By Porter, Michael E.
By Gittinger, Professor J. Price
By Mukiibi, Joseph K.
By Shiferaw, Bekele, Freeman, H, Swinton, Scott
By Barrow, Christopher J
By Brunson, Michael
By Hall, Stuart
By Ingham, Bernard
By Allen, Andy, Forbes, Andrew, Hanlon, Jef, et al
By Buerk, Michael
By Lawrence, Andrew G.
By Bennett, Roger
By Hinde, Al, Kavanagh, Charlie
By Park, James
By Thompson, Hunter S.
By Health and Safety Executive
By Anthony Fitzpatrick, C. St.John Yates
By Cole, G. D. H., Postgate, Raymond
By Boyle, Alison
By Ronald, Pamela C., Adamchak, Raoul W.
By Landes, David S.
By Sewell, Rob
By Cees de Haan
By Beckert, Sven
By Mascull, Bill