APA (7th ed.) Citation

Peale, N. V. Berpikir Positif. Binarupa Aksara.

Chicago Style (17th ed.) Citation

Peale, Norman Vincent. Berpikir Positif. Binarupa Aksara.

MLA (8th ed.) Citation

Peale, Norman Vincent. Berpikir Positif. Binarupa Aksara.

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