Gaya APA
Hartanti, L, E, P., Yuni, D, D.
(2010).
Do..re...mi... ayo... bernyanyi
.
Yogyakarta:
Great Publisher.
Gaya MLA
Hartanti, Lisa, Esti, Puji., Yuni, Dwi, D.,.
"Do..re...mi... ayo... bernyanyi".
Yogyakarta:
Great Publisher,
2010.
Text.