Biblioteca de la UNESCO

http://www.wdl.org/en/

Mundo Google Libros

http://books.google.com/

Libros Ciencias Sociales

https://www.google.com.do/url?sa=t&rct=j&q=&esrc=s&source=web&cd=1&cad=rja&uact=8&ved=0CCsQFjAA&url=http%3A%2F%2Fidh-rd.org%2Flibros-dominicanos%2F&ei=f5hcU6TKDI_MsQSss4CgBw&usg=AFQjCNG2ZeoVMuwK2hNIXAhhdYAqc1jvnA&sig2=YuF1cMeEIfQHv2htlpezsw

Biblioteca ENJ

https://www.google.com.do/url?sa=t&rct=j&q=&esrc=s&source=web&cd=1&cad=rja&uact=8&ved=0CCsQFjAA&url=http%3A%2F%2Fenj.org%2Fweb%2Findex.php%3Foption%3Dcom_wrapper%26view%3Dwrapper%26Itemid%3D211&ei=z5ZcU6TSGKmysQS6vICYAg&usg=AFQjCNG6zp9WBYHkPICiY0g0roRxJZjCKA&sig2=yN5irpfssXQoqUaTB8h71A

http://www.suprema.gov.do/