1. Oxford University Doctorate Translated Title: Doctorado de la Oxford University Creator / Contributor: The Eric Williams Memorial Collection Research Library, Archives & Museum (repository / repositorio) Date Created / Date Issued: 1938
2. Oxford University doctoral thesis, The Economic Aspect of the Abolition of the West Indian Slave Trade and Slavery Translated Title: Tesis doctoral de la Universidad de Oxford, El aspecto económico de la abolición de la trata de esclavos y la esclavitud de las Antillas Creator / Contributor: The Eric Williams Memorial Collection Research Library, Archives & Museum (repository / repositorio) Date Created / Date Issued: 1938