Vajalikud allikad

• www.happybirthdayet.pbworks.com 
• http://www.youtube.com/watch?v=v5o_-kfwHlI
•  http://www.youtube.com/watch?v=ygM5pEoSmW4&feature=related

 

 

 

 

•  http://lugemispaevik.pbworks.com/w/page/19500003/FrontPage

 

http://www.pfaff.com/au/ 

 

Pfaff masina instruktsioon