E Walker. (1995). Grammar practical for intermediate students with answer key: Song ngữ. Tp. HCM: Trẻ.
Chicago Style CitationE Walker. Grammar Practical for Intermediate Students With Answer Key: Song Ngữ. Tp. HCM: Trẻ, 1995.
MLA CitationE Walker. Grammar Practical for Intermediate Students With Answer Key: Song Ngữ. Tp. HCM: Trẻ, 1995.
Warning: These citations may not always be 100% accurate.