Gaya APA
HEILPRIN, L. (2019).
A CHRONOLOGICAL TABLE OF UNIVERSAL HISTORY: KRONOLOGI SEJARAH DUNIA .
YOGYAKARTA:
ALEXANDER BOOKS.
Gaya MLA
HEILPRIN, LOUIS.
"A CHRONOLOGICAL TABLE OF UNIVERSAL HISTORY: KRONOLOGI SEJARAH DUNIA".
YOGYAKARTA:
ALEXANDER BOOKS,
2019.
Text.