Dakini Ltd.  
   Publisher of illustrated books, on a variety of topics.
   http://www.dakinibooks.com/

Dark Carnival Books  
   General book store, with an emphasis on science fiction, mystery, art, and science.
   http://www.darkcarnival.com/

Dymocks Booksellers  
   Bookstore with outlets in Australia and New Zealand. Special "Book of the month" section.
   http://www.dymocks.com.au/

Dedalus Books  
   Contemporary English language fiction, translated European fiction, European classics, and concept books.
   http://dedalusbooks.com/

Dot Gibson Publications  
   Variety of books, categorized, including cook books.
   http://www.dotgibson.com/

Daedalus Books  
   Specializing in bestsellers, classics, and overlooked gems at discounted prices.
   http://www.daedalusbooks.com/