List of best-selling books

Columns: Book | Author ( s ) | Original language | First published | Approximate sales
The Purpose Driven Life | Rick Warren | English | 2002 | 33 million | The Thorn Birds | Colleen McCullough | English | 1977 | 33 million | The Kite Runner | Khaled Hosseini | English | 2003 | 31.5 million | Valley of the Dolls | Jacqueline Susann | English | 1966 | 31 million | The Lost Symbol | Dan Brown | English | 2009 | 30 million | Gone with the Wind | Margaret Mitchell | English | 1936 | 30 million

Example questions:
What was the birth year of the author of the best-selling book The Very Hungry Caterpillar ? | What was the birth year of the author of the best-selling book A Message to Garcia ? | What was the birth year of the author of the best-selling book Sophie 's World ? | What is the middle name of the author of the best-selling book Cosmos ? | What was the birth year of the author of the best-selling book The Tale of Peter Rabbit ?

Answers:
1929 | 1856 | 1952 | Edward | 1866