APA Style
Foundation, T, H. (2020).
Buka-bukaan: Pemimpin Pendidikan di masa krisis (1st edition).
Singapore:
The Head Foundation.
MLA Style
Foundation, The, Head.
"Buka-bukaan: Pemimpin Pendidikan di masa krisis".
1st edition
Singapore:
The Head Foundation,
2020.
Reference.