Various 
Routledge Library Editions: The History of Economic Thought 

The volumes in this set, originally published between 1925 and 1990, draw together research by leading academics in the area of the history of economic thought. The volumes encompass many different schools of economic thought, with a focus on individual economic thinkers such as Friedrich Hayek, Adam Smith and Piero Sraffa. This set will be of interest to students of economics, particularly students of the history of economic thought.