Gaya APA
Fitriani, O. et al (2014).
The secret of self-improvement: detoks hati dan pikiran .
Jakarta:
Gramedia Pustaka Utama.
Gaya MLA
Fitriani, Okina. et al.
"The secret of self-improvement: detoks hati dan pikiran".
Jakarta:
Gramedia Pustaka Utama,
2014.
Text.