Gopalakrishnan,N.S. (1986). University Algebra.- 2nd ed (2nd ed.). Wiley Eastern.
Dyfyniad Arddull ChicagoGopalakrishnan,N.S. University Algebra.- 2nd Ed. 2nd ed. New Delhi: Wiley Eastern, 1986.
Dyfyniad MLAGopalakrishnan,N.S. University Algebra.- 2nd Ed. 2nd ed. Wiley Eastern, 1986.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.