APA Citation

Gray, S. (1819). The happiness of states, or, An inquiry concerning population, the modes of subsisting and employing it, and the effects of all on human happiness: In which is developed the new or productive system of statistics... London: Printed for J. Hatchard.

MLA Citation

Gray, Simon. The Happiness of States, Or, An Inquiry Concerning Population, the Modes of Subsisting and Employing It, and the Effects of All On Human Happiness: In Which Is Developed the New or Productive System of Statistics... London: Printed for J. Hatchard, 1819.

Warning: These citations have been automatically generated and may not always be 100% accurate..