Bhardwaj, R. (2007). Mathematics for economics and business (2nd.). Excel books.
Chicago-стиль цитированияBhardwaj, R.S. Mathematics for Economics and Business. 2nd. New Delhi: Excel books, 2007.
MLA-цитированиеBhardwaj, R.S. Mathematics for Economics and Business. 2nd. Excel books, 2007.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.