Gaya APA
Haji, S., H., Hayati, Y., S. (2021).
Hukum Kontrak Elektronik E- Contract Law (Ed.1, Cet.1).
Depok:
Rajawali Pers.
Gaya MLA
Haji, Salim, HS,., Hayati, Yayat, Sri.
"Hukum Kontrak Elektronik E- Contract Law".
Ed.1, Cet.1
Depok:
Rajawali Pers,
2021.
Textbook.