Gaya APA
Zulkifli, A. (2020).
Green Marketing; Redefinisi Green Product, Green Price, Green Place, and Green Promotion .
:
Graha Ilmu.
Gaya MLA
Zulkifli, Arif.
"Green Marketing; Redefinisi Green Product, Green Price, Green Place, and Green Promotion".
:
Graha Ilmu,
2020.
Teks.