Gaya APA
Berkhof, L., Thianto, Y. (2010).
Teologi Sistematika : Volume 1 : Doktrin Allah (Tenth Edition).
Surabaya, Indonesia:
Momentum.
Gaya MLA
Berkhof, Louis., Thianto, Yudha.
"Teologi Sistematika : Volume 1 : Doktrin Allah".
Tenth Edition
Surabaya, Indonesia:
Momentum,
2010.
Academic.