Gaya APA
Suharsih, S. (2011).
Learning How to Ask, Give and Refuse Opinion and to Express Likeness and Dislikeness .
Jakarta Timur:
cv citraunggul laksana.
Gaya MLA
Suharsih, Siti.
"Learning How to Ask, Give and Refuse Opinion and to Express Likeness and Dislikeness".
Jakarta Timur:
cv citraunggul laksana,
2011.
Text.