BHARDWAJ R S. (2000). MATHEMATICS FOR ECONOMICS AND BUSINESS. EXCEL BOOKS.
芝加哥风格引文BHARDWAJ R S. MATHEMATICS FOR ECONOMICS AND BUSINESS. DELHI: EXCEL BOOKS, 2000.
MLA引文BHARDWAJ R S. MATHEMATICS FOR ECONOMICS AND BUSINESS. EXCEL BOOKS, 2000.
警告：这些引文格式不一定是100％准确.