Need Social publishing sites

Do you know any social publishing website. I need some good publishing websites..
I need sites like www.scribd.com

 

The most popular website are

Digg.com
Delicious
Reddit
Stumble Upon and many more

 

Need the sites on which to upload pdf document. Do you know something similar www.scribd.com

 

Some document sharing sites I know that might help you are:
http://www.docstoc.com/
http://issuu.com/
http://www.slideshare.net/

 

Thanks!
Do you perhaps know more sites?

 

Thanks for thge information. It really helped me a lot I was little much aware about it but your post gave me clear idea.

 

Please click here... it is best source list of SM sites

 

You are so talent man.

Try this.....Social publishing site

 

Some are here-

Furl.net

Folkd.com

Bibsonomy.org

Blinklist.com

Newsvine.com

Fark.com

Mixx.com