Gaya APA
Hartono, P, G.
(2010).
Giant Leap to Success
(
Cet. 1)
.
Jakarta:
GRAMEDIA PUSTAKA UTAMA.
Gaya MLA
Hartono, Petrus, G.
"Giant Leap to Success".
Cet. 1
Jakarta:
GRAMEDIA PUSTAKA UTAMA,
2010.
Text.