By Michael Nelkon
By The Open University
By D A Turner, I A Potts, W R J Waite, B V Hony
By Cornella Funke
By A. P. French, Edwin F. Taylor
By Donald Graham MEd TDCR, Paul Cloke MSc TDCR
By C.B. Duke, Caryn Plummer DVM Dipl ACVO
By Hofstadter, Douglas R.
By Edward Frenkel
By Di Justo, Patrick, Grazier, Kevin
By Jearl Walker
By Laurence G. Taff
By Richard P. Brennan
By David Halliday, Robert Resnick
By LM BLINOV
By John B. Hudson
By D BRIGGS
By Stephen Gasiorowicz, Gasiorowicz, Stephen
By William E. Boyce, Richard C. DiPrima
By Snyder, Carl H.
By Christopher Wanjek
By John R. Durbin, Durbin, John R.
By Steen Knudsen
By KJ PASCOE
By John F. O′Hanlon
By Karl Drlica
By Franz Mandl, MANDL, Franz