Gaya APA

Birdy, D. (2019). Anger management : the life skill (Cet. 1). Bogor: Zenawa Media Giditma.

Gaya MLA

Birdy, Dandi. "Anger management : the life skill". Cet. 1 Bogor: Zenawa Media Giditma, 2019. BUKU CETAK (PRINTED BOOK).