APA (7th ed.) Citation

Nirmala, O. B. (2014). Terapi Pikiran Bahagia. Erlangga.

Chicago Style (17th ed.) Citation

Nirmala, Oktastika Badai. Terapi Pikiran Bahagia. Erlangga, 2014.

MLA (8th ed.) Citation

Nirmala, Oktastika Badai. Terapi Pikiran Bahagia. Erlangga, 2014.

Warning: These citations may not always be 100% accurate.