First Principles. 1862 and 1900.
Principles of Biology. 2 vols. 1864 and 1898-9.
Principles of Psychology. 2 vols. 1855 and 1876.
Principles of Sociology, Vol. I. 1877.
Do. Vol. II. 1886.
Do. Vol. III. 1896.
Principles of Ethics, Vol. I. 1879.
Do. Vol. II. 1892.
Justice.
An Autobiography. 2 vols. 1904.
Other Works.
The Study of Sociology. 1873.
Education. 1861.