RANA. R. P. (2012). WORKBOOK CHEMISTRY FOR MIDDLE CLASSES FOR CLASS- VII. S.CHAND & COMPANY.
芝加哥风格引文RANA. R. P. WORKBOOK CHEMISTRY FOR MIDDLE CLASSES FOR CLASS- VII. S.CHAND & COMPANY, 2012.
MLA引文RANA. R. P. WORKBOOK CHEMISTRY FOR MIDDLE CLASSES FOR CLASS- VII. S.CHAND & COMPANY, 2012.
警告：这些引文格式不一定是100％准确.