Gaya APA
ZULKIFLI, A. (2020).
GREEN MARKETING (REDEFINISI GREEN PRODUCT,GREEN PRICE , GREEN PLACE DAN GREEN PROMOTION) .
YOGYAKARTA:
GRAHA ILMU.
Gaya MLA
ZULKIFLI, ARIF.
"GREEN MARKETING (REDEFINISI GREEN PRODUCT,GREEN PRICE , GREEN PLACE DAN GREEN PROMOTION)".
YOGYAKARTA:
GRAHA ILMU,
2020.
Text.