Gaya APA
Idnriastuty, R, D. (2018).
Interactive English 3 Junior high school year IX (Cet. 1).
jakarta timur:
yudhistira.
Gaya MLA
Idnriastuty, Rina, Dwi.
"Interactive English 3 Junior high school year IX".
Cet. 1
jakarta timur:
yudhistira,
2018.
Text.