Gaya APA
Kahhar, J, S., Publishing, T, C. (2016).
Smart English: Daily Conversation .
Yogyakarta:
Cemerlang Publishing.
Gaya MLA
Kahhar, Joko, S., Publishing, Tim, Cemerlang.
"Smart English: Daily Conversation".
Yogyakarta:
Cemerlang Publishing,
2016.
Text.