RAMAKRISHNAN RAGHU. (2000). STATISTICS. INSURANCE INSTITUTE OF INDIA.
Cita Chicago (17th ed.)RAMAKRISHNAN RAGHU. STATISTICS. MUMBAI: INSURANCE INSTITUTE OF INDIA, 2000.
Cita MLA (9th ed.)RAMAKRISHNAN RAGHU. STATISTICS. INSURANCE INSTITUTE OF INDIA, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.