APA Style

Afifi, John. (2015). Kedahsyatan Berpikir Positif, Fokus, & Bertindak Agresif (Cet. 1). Yogyakarta: FlashBooks.

Chicago Style

Afifi, John. Kedahsyatan Berpikir Positif, Fokus, & Bertindak Agresif. Cet. 1 Yogyakarta: FlashBooks, 2015. Teks (Monograf).

MLA Style

Afifi, John. Kedahsyatan Berpikir Positif, Fokus, & Bertindak Agresif. Cet. 1 Yogyakarta: FlashBooks, 2015. Teks (Monograf).

Turabian Style

Afifi, John. Kedahsyatan Berpikir Positif, Fokus, & Bertindak Agresif. Cet. 1 Yogyakarta: FlashBooks, 2015. Teks (Monograf).