Gaya APA
Jejak Penjaga Zaman. (2018).
Solo:
Gloria Graffa.
Gaya Chicago
Jejak Penjaga Zaman.
1.
Solo:
Gloria Graffa,
2018.
Electronic Resource.
Gaya MLA
Jejak Penjaga Zaman.
1.
Solo:
Gloria Graffa,
2018.
Electronic Resource.
Gaya Turabian
Jejak Penjaga Zaman.
Solo:
Gloria Graffa,
2018.
Electronic Resource.