Gaya APA
BOEN, B.
(2017).
YOT (Young on Top) Update 40 Kunci Sukses Di Usia Muda
(
1)
.
Yogyakarta:
B Frist.
Gaya MLA
BOEN, Billy.
"YOT (Young on Top) Update 40 Kunci Sukses Di Usia Muda".
1
Yogyakarta:
B Frist,
2017.
Teks.