APA Style
Sampoerno, G. (2012).
Effectiveness of bleaching agent on composite resin d iscoloration .
Surabaya:
FKG Universitas Airlangga Surabaya.
MLA Style
Sampoerno, Galih.
"Effectiveness of bleaching agent on composite resin d iscoloration".
Surabaya:
FKG Universitas Airlangga Surabaya,
2012.
Text.