http://www.sivohm.com/2015/11/my-gujarati-books-library.html
http://matrubharti.com/ebook/Gujarati/
http://www.ekatrafoundation.org/books/
http://dabhiraj.yolasite.com/pdf-maths-science.php
http://www.anand-ashram.com/books-published/
