Gw mau tau Francis Hutcheson dari Aliran pemikiran ekonomi

James Maitland, 8th Earl of Lauderdale

Jean Charles Léonard de Sismondi

John Eatwell, Murray Milgate, and Peter Newman, ed. (1987). The New Palgrave: A Dictionary of Economics, v. 4, Appendix IV, History of Economic Thought and Doctrine, "Schools of Thought," p. 980 (list of 23 schools)