References

List of references....
 * 1) http://madisonvirtualcampushelp.wikispaces.com/Advantages.Disadvantages -kebaikan dan keburukan>
 * 2) https://help.wikispaces.com/
 * 3) [|www.unca.edu/education/edtech/techcourse/**assure**.htm] - about assure model
 * 4) [] - about addie model
 * 5) []
 * 6) http://www.scribd.com/doc/414389/Using-Wikispaces
 * 7) http://www.facebook.com/ext/share.php?sid=144176610610&h=U6Yb2&u=7eNKZ&ref=mf
 * 8) http://honolulu.hawaii.edu/intranet/committees/FacDevCom/guidebk/teachtip/adults-2.htm- about adult learner