"The Happiness of States : or an inquiry concerning population, the modes of subsisting and employing it, and the effects of all on human happiness" . . "Electronic books"@en . . "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. By S. Gray, Esq"@en . . "Inquiry concerning population, the modes of subsisting and employing it, and the effects of all on human happiness" . "The happiness of states; or an inquiry concerning population, the modes of subsisting and employing it, and the effects of all on human happiness"@en . "Inquiry concerning population, the modes of subsisting and employing it, and the effects of all on human happiness"@en . . . "Happiness of states"@en . "The happiness of states, or an inquiry concerning population" . "Happiness of states" . . "[The Happiness of States; or an inquiry concerning population, the modes of subsisting and employing it, and the effects of all on human happiness.]"@en . . . . . . . "The happiness of states"@en . . "The happiness of states, or, An inquiry concerning population, the modes of subsisting and employing it, and the effects of all on human happiness"@en . . "The happiness of states, or, An inquiry concerning population, the modes of subsisting and employing it, and the effects of all on human happiness" . . . . "An inquiry concerning population, the modes of subsisting and employing it, and the effects of all on human happiness"@en . . . . . "The happiness of states, or, An inquiry concerning population"@en . "The happiness of states: or, An inquiry concerning population, the modes of subsisting and employing it, and the effects of all on human happiness" . . "Economics." . . . . "University of St. Andrews. Library. Reserve Collection." . .