Gaya APA

Sony, A. (2018). Undang-Undang Pajak Penghasilan (PPh) (Cet. 1). Yogyakarta: Legality.

Gaya MLA

Sony, Adams. "Undang-Undang Pajak Penghasilan (PPh)". Cet. 1 Yogyakarta: Legality, 2018. Text.