Gaya APA
Windura, S. (2008).
Brain Managemen Series : Definite Succes With Brain Managemen (1).
JAKARTA:
Elex media komputindo.
Gaya MLA
Windura, Sutanto.
"Brain Managemen Series : Definite Succes With Brain Managemen".
1
JAKARTA:
Elex media komputindo,
2008.
Text.