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