TY - BOOK AU - R N SINGH AU - S S BHARJDWAJ TI - ADHUNIK MANOVAIGYANIK PRAYOG AVAM PARIKSHAN SN - 9789380063843 PY - 2010/// CY - AGRA PB - AGARWAL PUBLICATIONS KW - ADHUNIK MANOVAIGYANIK PRAYOG AVAM PARIKSHAN ER -