1) http://www.mysterynet.com/nancydrew/kids/nancy/

2) http://www.mysterynet.com/nancydrew/timeline/main.shtml

3) http://keeline.com/StratemeyerSyndicate.html

4) http://www.gunnar.cc/quotes.html

5) http://www.web-span.com/raven43/pers9.htm

6) http://www.alibris.com/

7) http://members.aol.com/biblioholc/syndicate.html

8) http://www.stratemeyer.net/stratemeyer/hardy/hardy.htm