Gaya APA
Malthus, T. R. (2007).
An Essay on The Principle of Population .
New York.:
Dover Publications Inc..
Gaya Chicago
Malthus, T. R.
An Essay on The Principle of Population.
New York.:
Dover Publications Inc.,
2007.
.
Gaya MLA
Malthus, T. R.
An Essay on The Principle of Population.
New York.:
Dover Publications Inc.,
2007.
.
Gaya Turabian
Malthus, T. R.
An Essay on The Principle of Population.
New York.:
Dover Publications Inc.,
2007.
.