By Michael H. Tooley
By John Crisp (Technical Author and Lecturer, Suffolk, UK)
By R.E. Vears
By A.C. Downton
By Motorola
By M. Lacy
By Marsland, Stephen
By Conway, Drew, White, John Myles
By Theobald, Oliver
By Ashenden, Peter J.
By Stallings, WILLIAM
By Furber, S.
By Penfold, R. A.
By Hennessy, John L., Patterson, David A.
By Young, Roger
By Gersting, Judith L.
By Grossman, Peter
By Schaphorst, Richard
By Rogers, Simon, Girolami, Mark
By Branwyn, Gareth
By Jackson, Jeffrey C.
By Oshri, Ilan, Kotlarsky, Julia
By Jim Webber, Savas Parastatidis, Ian Robinson, Webber, Jim, Parastatidis, Savas, Robinson, Ian
By Raffaele Garofalo
By Geiger, Randall
By Hartanto, Ronny
By Mustafa, M. A.
By Dino Esposito
By Meyers, Scott
By Gareth Halfacree