Desai, K. (1961). A textbook of commercial Arithmetic (1st.). Rotab Mahal Pvt. Ltd.
Citazione stile Chigago Style (17a edizione)Desai, K. A Textbook of Commercial Arithmetic. 1st. Allahabad: Rotab Mahal Pvt. Ltd, 1961.
Citatione MLA (9a ed.)Desai, K. A Textbook of Commercial Arithmetic. 1st. Rotab Mahal Pvt. Ltd, 1961.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.