Gaya APA
Sinek, S., Hidayatullah, A, T.
(2019).
START WITH WHY
.
JAKARTA:
Penerbit Gramedia Pustaka Utama.
Gaya MLA
Sinek, Simon., Hidayatullah, A., Taufiq.
"START WITH WHY".
JAKARTA:
Penerbit Gramedia Pustaka Utama,
2019.
Text.