Gaya APA
Takahashi, Y. (2012).
Semakin Di Depan Bersama Takahashi: Leadership to Success Road .
Yogyakarta:
CV. Andi Offset.
Gaya MLA
Takahashi, Yoshiteru.
"Semakin Di Depan Bersama Takahashi: Leadership to Success Road".
Yogyakarta:
CV. Andi Offset,
2012.
Buku.