00368nam a2200157 a 450000500170000002000180001708200150003510000250005024500320007526000320010730000280013960000080016763000230017585600060019885600060020420251203112541.0  a9781466562431  a514.2bSHA  aShastri, Anant R.d_  aBasic algebraic topologyb_  aBoca RatonbCRC Pressc2015  axii, 535 p.c22 cm.bPB  bc_  aAlgebraic topology  f_  a_