RAMAN & SEHGAL. (2017). NEW COMMUNICATE ENGLISH AN ACITIVITYBASED INTEGRATED SKILLS COURSE - BOOK 7. RATNA SAGAR.
芝加哥风格引文RAMAN & SEHGAL. NEW COMMUNICATE ENGLISH AN ACITIVITYBASED INTEGRATED SKILLS COURSE - BOOK 7. NEW DELHI: RATNA SAGAR, 2017.
MLA引文RAMAN & SEHGAL. NEW COMMUNICATE ENGLISH AN ACITIVITYBASED INTEGRATED SKILLS COURSE - BOOK 7. RATNA SAGAR, 2017.
警告：这些引文格式不一定是100％准确.