"I love buying books at the fair... real books still somehow beat the Kindle and iPad for me, " Sonam posted on her Twitter page.
The 25-year-old's favourite authors are Rohinton Mistry, Chitra Banerjee, Jhumpa Lahiri, Vikram Seth, Salman Rushdie and Amitav Ghosh.
"I have a signed copy of Amitav Ghosh's 'Sea of Poppies' and I met Salman Rushdie once and was completely tongue tied, " she added.