By Angel, Marie
By Hayden, E.S., Robinson, B.H.
By Morris, Rick, Wallace, I., etc.
By Rogers, R.
By David P. Soye
By D. Johnson, M. Scott
By Open University Course Team
By M.A. McArthur
By Brownsword, Roger, Sue Palmer, Pie Corbett
By D.R. Crow
By Garry Procter, J. Leonard, Barry Lygo
By Roger Muncaster, Muncaster, Roger
By Steve Rich, Anthony Edwards, Rich, Steve, Edwards, Anthony
By Peter J. Collings and Michael Hird
By David Phoenix, Phoenix, David
By C.H. Walker, R.M. Sibly, D.B. Peakall, Steve P. Hopkin
By Brown, Jonathan
By Val Porter
By Buxbaum, Tim
By Innovations
By Peter Collin
By Brown, Michele
By Gifford, Clive
By Tahta, Sophy, Trotter, Stuart
By Edom, Helen, Abel, Simone
By Jane Chisholm, etc., Chisholm, Jane
By Bingham, Jane M., Rawson, Christopher, Geissler, Peter, McEwan, Joseph
By Meredith, Susan, Stitt, Sue, Chen, Kuo Kang, Kang Chen, Kuo