Gaya APA
Smith, W. et al (2007).
How to Achieve Your Inner Peace = 75 Langkah Menangani Rasa Gelisah, Tegang dan Frustasi .
Jakarta:
Prestasi Pustaka Publisher.
Gaya MLA
Smith, William. et al.
"How to Achieve Your Inner Peace = 75 Langkah Menangani Rasa Gelisah, Tegang dan Frustasi".
Jakarta:
Prestasi Pustaka Publisher,
2007.
Book.