Gaya APA
Subroto, B.
(2011).
Pemasaran Industri (business to business marketing)
(
Ed. 1)
.
YOGYAKARTA:
ANDI.
Gaya MLA
Subroto, Budiarto.
"Pemasaran Industri (business to business marketing)".
Ed. 1
YOGYAKARTA:
ANDI,
2011.
Text.