APA Style

Suharsih, S. (2011). Learning How to Ask, Give and Refuse Opinion and to Express Likeness and Dislikeness . Jakarta: CV. Citraunggul Laksana.

MLA Style

Suharsih, Siti. "Learning How to Ask, Give and Refuse Opinion and to Express Likeness and Dislikeness". Jakarta: CV. Citraunggul Laksana, 2011. Textbook.