Gaya APA
BOEN, B.
(2017).
YOT = YOUNG ON TOP : UPDATED 40 KUNCI SUKSES DI USIA MUDA
.
Yokyakarta:
PT BETAG PUSTAKA.
Gaya MLA
BOEN, BILLY.
"YOT = YOUNG ON TOP : UPDATED 40 KUNCI SUKSES DI USIA MUDA".
Yokyakarta:
PT BETAG PUSTAKA,
2017.
Text.