Gaya APA
Zulkifli, A. (2020).
Green marketing : redefinisi green product, green price, green place, dan green promotion (Ed. 1 Cet. 1).
Yogyakarta:
Graha Ilmu.
Gaya MLA
Zulkifli, Arif.
"Green marketing : redefinisi green product, green price, green place, dan green promotion".
Ed. 1 Cet. 1
Yogyakarta:
Graha Ilmu,
2020.
Text.