Preliminary+sources

http://springfieldlibrary.wikispaces.com/

http://www.scriptfrenzy.org/howtoformatastageplay

http://ezinearticles.com/?5-Rules-For-How-To-Write-A-Classic-One-Liner-Joke&id=637951

http://www.ehow.com/how_8540_write-comedy.html

http://www.theatredatabase.com/20th_century/how_to_write_a_play.html

http://books.google.com/books?id=Yolr4mKWH3UC&pg=PA13&lpg=PA13&dq=difficulty+to+be+successful+as+a+playwright&source=bl&ots=mZOZgSoYae&sig=lBCj7DmwZNszZbCnszrdvJwmrbE&hl=en&ei=kHq3St3-NI-F8QbrrciFDg&sa=X&oi=book_result&ct=result&resnum=5#v=onepage&q=difficulty%20to%20be%20successful%20as%20a%20playwright&f=false

http://books.google.com/books?id=BFm4rW6NqOQC&pg=PA70&lpg=PA70&dq=difficults+to+be+successful+as+a+play+write&source=bl&ots=jYXAv5fPrh&sig=FNFq4NHlZd5wkJvSJwrEVcqiU7M&hl=en&ei=jnq3Svn8ENWb8AbVvbSTDw&sa=X&oi=book_result&ct=result&resnum=1#v=onepage&q=&f=false