Benzel, K. N., Goldbeck, J., & Benzel, M. The little english workbook.
芝加哥风格引文Benzel, Kathryn N., Janne Goldbeck, 与 Michael Benzel. The Little English Workbook.
MLA引文Benzel, Kathryn N., et al. The Little English Workbook.
警告:这些引文格式不一定是100%准确.
Benzel, K. N., Goldbeck, J., & Benzel, M. The little english workbook.
芝加哥风格引文Benzel, Kathryn N., Janne Goldbeck, 与 Michael Benzel. The Little English Workbook.
MLA引文Benzel, Kathryn N., et al. The Little English Workbook.