Spencer, Herbert.—Principles of Sociology. Vol. ii. Part V. Political Institutions. 3rd ed. 1893.

Principles of Ethics. Vol. ii. Part IV. Justice. 1893.

Spinoza.—Tractatus Politicus. 1677, posthumous.

(Works edited by Van Vloten and Land. 3 vols. English translation by Elwes. 2nd ed. 1889.)

Stephen, Sir J. F.—History of the Criminal Law of England. 3 vols. 1883.

General View of the Criminal Law. 2nd ed. 1890.

Street.—Foundations of Legal Liability. 3 vols. 1906, New York.

Suarez.—De Legibus et de Deo Legislatore. 1613.

(Suarez was a Spanish Jesuit of the sixteenth century. In this work he sums up, with the greatest completeness and elaboration, the scholastic doctrine of the law.)

Tarde.—Les Transformations du Droit. 2nd ed. 1894. Paris.