Gaya APA
Boen, B.
(2013).
Young On Top - New Edition : 35 Kunci Sukses di Usia Muda
.
Yogyakarta:
B first.
Gaya MLA
Boen, Billy.
"Young On Top - New Edition : 35 Kunci Sukses di Usia Muda".
Yogyakarta:
B first,
2013.
Text.