Gaya APA
supriyanto,agustinus, et al. (2020).
TANTANGAN GLOBAL SEKTOR JASA INDONESIA .
Yogyakarta:
Gadjah mada Univeersity Press.
Gaya MLA
supriyanto,agustinus, et al..
TANTANGAN GLOBAL SEKTOR JASA INDONESIA.
Yogyakarta:
Gadjah mada Univeersity Press,
2020.
Textbook.