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