Gaya APA

SHEPHERD, Peter. (2018). The positive approach : manfaat berpikir & bersikap positif (Cet. 2). Yogyakarta: Bright publishing.

Gaya Chicago

SHEPHERD, Peter. The positive approach : manfaat berpikir & bersikap positif. Cet. 2 Yogyakarta: Bright publishing, 2018. Non Fiksi.

Gaya MLA

SHEPHERD, Peter. The positive approach : manfaat berpikir & bersikap positif. Cet. 2 Yogyakarta: Bright publishing, 2018. Non Fiksi.

Gaya Turabian

SHEPHERD, Peter. The positive approach : manfaat berpikir & bersikap positif. Cet. 2 Yogyakarta: Bright publishing, 2018. Non Fiksi.