LINQ to Amazon

[yms]

var query =
  from book in new Amazon.BookSearch()
  where
    book.Title.Contains("ajax") &&
    book.Publisher == "Manning" &&
    book.Price <= 25 &&
    book.Condition == BookCondition.New
  select book;

это на C# 3.0, да.
http://weblogs.asp.net/fmarguerie/archive/2006/06/26/Introducing-Linq-to-Amazon.aspx