Gaya APA
Bubrin, A, J. (2006).
The Complete Ideal's Guides Leadership Edisi Kedua (Edisi 2).
Jakarta_:
PRENADA MEDIA _2.
Gaya MLA
Bubrin, Andrew, J..
"The Complete Ideal's Guides Leadership Edisi Kedua".
Edisi 2
Jakarta_:
PRENADA MEDIA _2,
2006.
Buku Teks.