This isn't an isolated incident.
Another book that fails to come up? The Daily Show's bestselling book, Earth. Type "earth" as a search term in at BN.com and Amazon.com and see which site leads you to the current New York Times bestseller...and which site leads you to a 2007 paperback by the Smithsonian Institution staff.
For years, BN.com's search results have lagged behind Amazon's in terms of relevance. Want to close the online gap between yourselves and Amazon, Barnes & Noble? FIX YOUR SEARCH RESULTS.