Electronic and Electrical Servicing: Level 2: Consumer and Commercial Electronics Core Units Level 220 Mar 2002by Ian Sinclair and Geoff Lewis BA. M.Sc. MIEEE. MRTS.MIEIE.
Children's Homes: A Study in Diversity (Living Away From Home – Studies in Residential Care)24 Nov 1998by Ian Sinclair
Servicing Electronic Systems Series: Volume 2 Part 2: Television and Radio Technology: Television and Radio Reception Technology Vol 210 Sep 1998by Ian Sinclair and Geoff Lewis BA. M.Sc. MIEEE. MRTS.MIEIE.