Gaya APA
Duckworth, A.
(2025).
Grit: the power of passion and perseverence
(
Cet. 20)
.
Jakarta:
Gramedia.
Gaya MLA
Duckworth, Angela.
"Grit: the power of passion and perseverence".
Cet. 20
Jakarta:
Gramedia,
2025.
Printed Book.