Note: in some cases (marked with "*"), the images noted as "1st" are actually later printings of the books with slightly modified artwork from the 1st printings. Embossed logos were changed to flat, and the author tag lines list more recent publications.

	Blue World British hardcover (Grafton, 1989) (True first edition) ISBN-10: 0246134542 ISBN-13: 9780246134547 Search ABE Search Alibris Search Bookfinder.com Search Amazon		Blue World 1st British paperback (Grafton, 1990) ISBN-10: 0586205845 ISBN-13: 9780586205846 Search ABE Search Alibris Search Bookfinder.com Search Amazon
	Blue World Uncorrected Proof (Pocket Books, 1988) (American paperback proof)		Blue World Closeup of galleys (Pocket Books, 1989) (8.5x17 format)
	Blue World Promotional display (Pocket Books, 1990) (U.S. paperback edition)		Blue World 1st paperback (Pocket Books, 1990) ISBN-10: 0671695185 ISBN-13: 9780671695187 Search ABE Search Alibris Search Bookfinder.com Search Amazon
	Blue World German paperback edition (Droemer Knaur, 1990) (1st paperback) ISBN-10: 3426018373 ISBN-13: 9783426018378 Search ABE Search Alibris Search Bookfinder.com Search Amazon		Blue World Japanese paperback (Bunshun bunko, 1994) ISBN-10: 4167309386 ISBN-13: 9784167309381 Search ABE Search Alibris Search Bookfinder.com Search Amazon.co.jp
	Mundo Azul Spanish Trade PB (Ediciones B, 1999) (Blue World) ISBN-10: 8440690169 ISBN-13: 9788440690166 Search ABE Search Alibris Search Bookfinder.com Search Amazon		Blue World 1st Russian hardcover (, 1998) ISBN-10: 5790502245 ISBN-13: 9785790502248 Search ABE Search Alibris Search Bookfinder.com Search Amazon
	Blue World Russian hardcover (Ast, 1999) ISBN-10: 5237022642 ISBN-13: 9785237022643 Search ABE Search Alibris Search Bookfinder.com Search Amazon		Blue World / Usher's Passing Russian hardcover (ACT, 2005) (Two books in one)
	Blue World Russian paperback (ACT, 2005) ISBN-10: 5170245327 ISBN-13: 9785170245321 Search ABE Search Alibris Search Bookfinder.com Search Amazon