Gaya APA
Flessner, B. et al
(2020).
How and Why: Kereta Api (Orient-Express Hingga Hyperloop)
(
1)
.
Bandung:
Kaifa.
Gaya MLA
Flessner, Bernd. et al.
"How and Why: Kereta Api (Orient-Express Hingga Hyperloop)".
1
Bandung:
Kaifa,
2020.
Text.