Gaya APA
Sukristiono, F. et al (2017).
Talk active 1B : workbook for senior high school year x first semester .
Jakarta Timur:
Yudistira.
Gaya MLA
Sukristiono, FX.. et al.
"Talk active 1B : workbook for senior high school year x first semester".
Jakarta Timur:
Yudistira,
2017.
Text.