Gaya APA
Agarwal, M. (2013).
Be positive = think positive (cet. 1).
Jakarta:
PT Gramedia Widiasarana Indonesia.
Gaya MLA
Agarwal, Mridula.
"Be positive = think positive".
cet. 1
Jakarta:
PT Gramedia Widiasarana Indonesia,
2013.
100 Filsafat & Psikologi.