Goyal, J. K., & Gupta, K. P. Advanced Course in Modern Algebra. Pragati Prakashan.
Cita Chicago (17th ed.)Goyal, J. K., i K. P. Gupta. Advanced Course in Modern Algebra. Meerut: Pragati Prakashan.
Cita MLA (9th ed.)Goyal, J. K., i K. P. Gupta. Advanced Course in Modern Algebra. Pragati Prakashan.
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