All classes productive of national wealth, or, The theories of M. Quesnay, Dr. Adam Smith, and Mr. Gray concerning the various classes of men, as to the production of wealth to the community analysed and examined - to which are added, four letters to the celebrated French econonomist M. Say, on his "De L'Angleterre et des anglais"

Förlag	År	Ort	Om boken	ISBN
Longman, Orme, and co., Printed by Moyes and Barclay	1840	England, London, London	xiv, vii, 330 sidor.