Question: bilakah pengeluaran buku pertama harry potter
Answer: 1997-06-26; 06/26/1997; 1997-06-26; 26 Jun 1997; 1997 06 26; 1997 Jun 26; 26/06/1997; 06-26-1997; 06 26 1997; 26-06-1997; 1997 june, 26; 26 06 1997