PALAT, R. (1989). MAGIC OF RATIOS. JAICO PUB. HOUSE.
Cita Chicago (17th ed.)PALAT, R.R. MAGIC OF RATIOS. BOMBAY: JAICO PUB. HOUSE, 1989.
Cita MLA (9th ed.)PALAT, R.R. MAGIC OF RATIOS. JAICO PUB. HOUSE, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.