391553 Goyal, J. K., & Gupta, K. P. (1973). Guide to set theory and number system. Meerut : P. Prakashan.
Cita Chicago Style (17a ed.)391553 Goyal, J. K., y Keshawa Prasad Gupta. Guide to Set Theory and Number System. Meerut : P. Prakashan, 1973.
Cita MLA (9a ed.)391553 Goyal, J. K., y Keshawa Prasad Gupta. Guide to Set Theory and Number System. Meerut : P. Prakashan, 1973.
Precaución: Estas citas no son 100% exactas.