Question: When was percy jackson and the lightning thief published?
Disambiguated questions and answers: question: When was percy jackson and the lightning thief first published as a hardcover?
When was percy jackson and the lightning thief first published as a paperback?
When was percy jackson and the lightning thief published in French, German, and Spanish?
When was percy jackson and the lightning thief published in Chinese, Italian, Turkish, Danish, Croatian, Czech, Finnish, Dutch, Hebrew, Portuguese, Brazilian Portuguese, Polish, Indonesian, Serbian, Norwegian, and Catalan?
When was percy jackson and the lightning thief published in Icelandic?
answer: July 1, 2005
April 1, 2006
2006
2008
2012
Natural Questions answer: 2005 (from the Wikipedia article "The Lightning Thief")