Gaya APA
Agustian, A, G. et al (2009).
ESQ For Teens 2 : Mental Building With 6 Principles (Cet.4).
Jakarta:
Arga Publishing.
Gaya MLA
Agustian, Ary, Ginanjar. et al.
"ESQ For Teens 2 : Mental Building With 6 Principles".
Cet.4
Jakarta:
Arga Publishing,
2009.
Text.