xaxaxaxa so let me get this straight your photo was in the book cover of a book that became a worldwide  success more than the twilight crap series and it made millions and you only god 400?? ARE WE SERIOUS HERE???
and the most pathetic lets put the money aside here  of all, where is the credit for the photographer?Photo by michael something
welcome to microstock

My photo was used in a math book and I earned like cents. It doesn't really matter (legally) if the book is a bestseller or not