Gaya APA
Lehmann, D, R., Winer, R, S.
(2005).
Product Management
(
Fourth)
.
Yogyakarta:
Salemba Empat.
Gaya MLA
Lehmann, Donald, R.., Winer, Russell, S.
"Product Management".
Fourth
Yogyakarta:
Salemba Empat,
2005.
Text.