* {{cite book | last=Conable | first=Barber B. | title=The Conable Years at the World Bank | publisher=World Bank | publication-place=Washington, DC | date=1991 | isbn=0-8213-1901-9}}
<ref name="a561">{{cite book | last=Conable | first=Barber B. | title=The Conable Years at the World Bank | publisher=World Bank | publication-place=Washington, DC | date=1991 | isbn=0-8213-1901-9 | page=}}</ref>