APA (7th ed.) Citation

Elwell, F. W. (2001). A commentary on Malthus' 1798 essay on population as social theory. Mellen.

Chicago Style (17th ed.) Citation

Elwell, Frank W. A Commentary on Malthus' 1798 Essay on Population as Social Theory. Lewiston [u.a.]: Mellen, 2001.

MLA (9th ed.) Citation

Elwell, Frank W. A Commentary on Malthus' 1798 Essay on Population as Social Theory. Mellen, 2001.