KHANNA B S. (1982). PRACTICAL COSTING. SULTAN CHAND AND SONS.
Cita Chicago (17th ed.)KHANNA B S. PRACTICAL COSTING. NEW DELHI: SULTAN CHAND AND SONS, 1982.
Cita MLA (9th ed.)KHANNA B S. PRACTICAL COSTING. SULTAN CHAND AND SONS, 1982.
Atenció: Aquestes cites poden no estar 100% correctes.