Understanding the NEC4 Professional Service ContractKelvin Hughes · First published 2020Open the Tome
Understanding Nec3 Engineering And Construction Short Contract A Practical HandbookKelvin Hughes · First published 2014Open the Tome
Understanding Nec3 Professional Services Contract A Practical HandbookKelvin Hughes · First published 2013Open the Tome
Fungal plant pathogensLane, Charles R., Paul Beales, Kelvin Hughes · First published 2012Open the Tome
