References

https://www.google.com/

http://id.wikipedia.org/wiki/Percetakan

https://www.google.com/search?q=percetakan&tbm=isch&tbo=u&source=univ&sa=X&ei=Rg-PUqXHAYaQrQeMtYC4CQ&ved=0CDgQsAQ&biw=1360&bih=674

http://diantep.blogspot.com/