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What has the author David A Penn written?
David A. Penn has written: 'Impacts of Federal Budget Balancing Act on the Oklahoma economy'
What has the author David John Penn written?
David John Penn has written: 'Some studies on the competitive colonisation of cellulosic substrates by microorganisms'
What has the author Adam Penn Gilders written?
Adam Penn Gilders has written: '\\'
What has the author John I Penn written?
John I. Penn has written: 'Getting Well'
What has the author Penn Shirley written?
Penn Shirley has written: 'The happy six / by Penn Shirley' 'The merry five'
What has the author William Penn written?
William Penn has written: 'Electrical estimator's manual'
What has the author James Penn Boucaut written?
James Penn Boucaut has written: 'The Arab'
What has the author Richard Penn Smith written?
Richard Penn Smith has written: 'Caius Marius'
What has the author Abe Penn written?
Abe Penn has written: 'The characters' -- subject(s): Accessible book
What has the author William Samuel Penn written?
William Samuel Penn has written: 'Plastics-in-building handbook'
What has the author Ascher Penn written?
Ascher Penn has written: 'A shifboyers lider' -- subject(s): Accessible book
What has the author Alfred Penn Babcock written?
Alfred Penn Babcock has written: 'Lingo talks some more'
