Gaya APA
Smart, T, L., Kownslar, A, O. (2021).
World history: a story of progres .
America:
HOLT, RINEHART AND WINSTON, INC.
Gaya MLA
Smart, Terry, L.., Kownslar, Allan, O..
"World history: a story of progres".
America:
HOLT, RINEHART AND WINSTON, INC,
2021.
Non Fiksi.