Amin, R. K
Economics for engineers - 1st ed. - India Charotar Book Stall 1963 - 412 p. ill.
Engineering economics
330.62 / AMI/1963
Economics for engineers - 1st ed. - India Charotar Book Stall 1963 - 412 p. ill.
Engineering economics
330.62 / AMI/1963