What has the author Graham L Williams written?

Graham Walker has written:

'A history of the Ulster Unionist Party' -- subject(s): History, Politics and Government, Ulster Unionist Party

'Economics (Questions & Answers)'

'Truths that wake'

'Market Economics'

'An initial finger design for an industrial hand'

'Enabling or disabling?' -- subject(s): Brent (England), Brent (England). Library Service