- E-bookCastes and Tribes of Southern India Vol. 1 of 7Edgar Thurston
- E-bookCastes and Tribes of Southern India Vol. 2 of 7Edgar Thurston
- E-bookCastes and Tribes of Southern India Vol. 6 of 7Edgar Thurston
- E-bookCastes and Tribes of Southern India Vol. 7 of 7Edgar Thurston
- E-bookCastes and Tribes of Southern India Vol. 3 of 7Edgar Thurston
- E-bookCastes and Tribes of Southern India Vol. 5 of 7Edgar Thurston
- E-bookA Handbook of Some South Indian GrassesC. Tadulinga Mudaliyar
- E-bookCastes and Tribes of Southern India Vol. 4 of 7Edgar Thurston
- E-bookA Handbook of Some South Indian GrassesK. Rangachari
- E-bookA Handbook of Some South Indian GrassesK. Rangachari