00633nam a22001457a 4500008004100000082002300041100002800064245010600092260004500198300002200243650002600265942000800291999001500299952017300314220718b        |||||||| |||| 00| 0 eng d  aPOL.SCI CAP NO.165  aRinzin, Yonten Kuenphen  aImpact of smart phone usage on the behaviour and academic performance of teenagers in Bumthang Valley  aThimphu :bRoyal Thimphu College,c2022.  aiv, 71 p.c30 cm.  aStudent research work  2ddc  c9028d9029  00102ddc40708STUDENT WORKaRTCLIBbRTCLIBcSTUDENT WORKd2022-07-18h16488l2oPOL.SCI CAP NO.165p30015524r2024-06-14 00:00:00s2024-06-08w2022-07-18ySTUDENT WO