00569nam a22001697a 450000500170000002000180001704100120003508200150004710000230006224501870008525000120027226000420028430000090032670000200033570000240035570000200037920260203065455.0  a9789937083393  aNepali   a300bACH-s  aAcharya, Khubiram   aसामाजिक अध्ययन तथा जीवनाेपयाेगी शिक्षा कक्षाा ११ Social studies and life skill education grade xi   a2nd ed.  aKathmandu bAsmita Publication c2080  a312p  aGautam, Yuvraj   aAdhikari, Khubiram   aDhakal, Yuvraj