Changes

<amazonuk>085756076X</amazonuk> <!-- Campell-Jonston-->

<amazonuk>000744737X</amazonuk> <!-- Chadda -->

<amazonuk>1408822628</amazonuk> <!-- Curley -->

<amazonuk>0007446594</amazonuk> <!-- Drewery -->

<amazonuk>0199645604</amazonuk> <!-- Kingsley -->

<amazonuk>1408173913</amazonuk> <!-- Korn -->

<amazonuk>1908195193</amazonuk> <!-- Ludwig -->

<amazonuk>0349001367</amazonuk> <!-- Marr et al -->