The principal Dharmaśāstra texts include
1) the four Dharmasūtras of
-Āpastamba
-Gautama
-Baudhāyana
-Vāsiṣṭha
dating from around the third to first centuries BC,
2) the major smṛtis of
-Manu
-Yājñvalkya
-Nārada
-Viṣṇu
-Bṛhaspati
-Kātyāyana
tentatively dating from between the first and sixth centuries AD,
3) the many commentaries and digests, beginning in roughly the eighth century AD.
http://en.wikipedia.org/wiki/Dharmasastra
http://en.wikipedia.org/wiki/Manusmriti
http://www.sacred-texts.com/hin/manu.htm
http://www.sacred-texts.com/hin/sbe02/index.htm
http://www.sacred-texts.com/hin/sbe14/index.htm
http://www.sacred-texts.com/hin/sbe07/index.htm
http://www.sacred-texts.com/hin/sbe33/index.htm
http://en.wikipedia.org/wiki/Brahmin
http://en.wikipedia.org/wiki/Kshatriya
http://en.wikipedia.org/wiki/Vaishya
http://en.wikipedia.org/wiki/Shudra
http://en.wikipedia.org/wiki/Rig_veda
http://en.wikipedia.org/wiki/Varna_(Hinduism)
http://en.wikipedia.org/wiki/Vedas
http://en.wikipedia.org/wiki/Puranic
http://en.wikipedia.org/wiki/Upanishad
http://en.wikipedia.org/wiki/Bhagavad_Gita
http://en.wikipedia.org/wiki/Ramayana
http://en.wikipedia.org/wiki/Shivaism
http://en.wikipedia.org/wiki/Vaishnavism
http://www.pondichery.com/french/index.htm
