editions of The Year's Best Science Fiction Twenty First Annual Collection

The Year's Best Science Fiction Twenty First Annual Collection (Paperback)
by Gardner R. Dozois (Editor)
avg rating: 4.28 (67 ratings)
isbn: 0312324790 (isbn13: 9780312324797)
published: 2004 by St. Martin's Griffin | binding: Paperback | pages: 704

The Year's Best Science Fiction: Twenty-First Annual Collection (Hardcover)
by Gardner R. Dozois
avg rating: 4.60 (16 ratings)
isbn: 0312324782 (isbn13: 9780312324780)
published: 2004 by St. Martin's Press | binding: Hardcover | pages: 704

The Mammoth Book of Best New SF: 17 (Paperback)
by Gardner R. Dozois (Editor), Nancy Kress, Geoff Ryman
avg rating: 3.00 (5 ratings)
isbn: 1841199249 (isbn13: 9781841199245)
published: 2004 by Constable & Robinson Ltd | binding: Paperback | pages: 718