KALLAX Shelf unit, black-brown, 44 1/8x57 7/8" - IKEA
BILLY bookcase, black oak effect, 311/2x11x791/2" - IKEA
Amazon.com: YAHARBO Black Bookshelf,3 Tier Modern Bookcase with Legs, Bookshelves Wood Storage Shelf, Open Book Shelves Cube Organizer,Freestanding Short Bookcases : Home & Kitchen
BILLY bookcase, black-blue, 311/2x11x791/2" - IKEA
LACK wall shelf unit, black-brown, 113/4x743/4" - IKEA