Gaya APA
Subroto,Budiarto, .
(2011).
Pemasaran Industri; Business To Business Marketing
(
Pertama)
.
Yogyakarta:
Andi.
Gaya MLA
Subroto,Budiarto, .
"Pemasaran Industri; Business To Business Marketing".
Pertama
Yogyakarta:
Andi,
2011.
Textbook.