Every conceivable shopping item and all its possible versions and variants are available in Singapore. The country is a land of many choices. Merchants and shopping establishments have discovered the excellent business strategy of having everything that a shopper would want or need all in one place, under one roof. The ardent shopper need not go to many different places if he chooses not to because he will surely find at a single shopping location all that he set out to shop for.
Books Kinokuniya which originated from Japan and is the largest bookstore in Southeast Asia is located at Ngee Ann City on Orchard Road. At the Tanglin Shopping Centre on Tanglin Road, you can find Select Books that specializes in Southeast Asian titles, as well as Antiques of the Orient that offers antiquarian maps, prints, books, original photographs, and postcards. Borders, a flagship tenant at Wheelock Place on Orchard Road, has shelves of books, magazines, CDs, and DVDs. Stamford Court on North Bridge Road has a few books and CD shops. Centrepoint and Far East Plaza also have books and comics shops.
EMF Bookstore on Holland Avenue, San Bookshop at the Suntec City Mall, Sunny Bookshop and Books Galore at Far East Plaza, Plaza Book Shop along Bukit Timah Road, Pro Saint Book and Basheer Graphic Books at the Bras Basah Complex, and Bookaburra Books at the Forum The Shopping Mall are just some of the other notable bookstores in Singapore.
There are also noteworthy book shopping centers in Raffles City Shopping Complex, Raffles Hotel Shopping Centre, and Marina Square. MPH Bookstore has branches at Raffles City, Junction 8, Parkway Parade, Afro Asia Building, and at the Citylink Mall.
The Heeren on Orchard Road houses HMV, the largest music megastore in Southeast Asia. Music CDs, VCDs, and DVDs are widely available at Borders Books Music & Café in Wheelock Place, as well as at Tower Records in Suntec City Mall along Temasek Boulevard.
Other CD shopping centers include the CityLink Mall, Raffles City Shopping Centre, MPH House, Centrepoint, Far East Plaza, Capitol Building, Pacific Plaza, OUB Centre, and in That CD Shop at Tanglin Mall.
Via Anglo info/EXPLORER

OpenTrolley Bookstore has amazing book selection
http://opentrolley.com.sg
How I can buy the book: The temples of Lasha?
If you read romance books like I do, acmamall has a great collection, and with their recently launched free shipping for books make it one of the best place to buy romance books at a bargain in Singapore.
http://www.acmamall.com/books.html