BUSINESS PRESS. (1993). CHEMICAL PRODUCTS & EQUIPMENT DIRECTORY OF INDIA. BUSINESS PRESS.
Cita Chicago (17th ed.)BUSINESS PRESS. CHEMICAL PRODUCTS & EQUIPMENT DIRECTORY OF INDIA. NEW DELHI: BUSINESS PRESS, 1993.
Cita MLA (9th ed.)BUSINESS PRESS. CHEMICAL PRODUCTS & EQUIPMENT DIRECTORY OF INDIA. BUSINESS PRESS, 1993.
Atenció: Aquestes cites poden no estar 100% correctes.