Square one:
Murphy, Frank 1973
Square one: A basic course for adults/ Frank Murphy. - Cambridge: National Extension College Correspondents Texts, 1973. - 158p.: ill.
0902404237
Mathematics
QA 37.2 .M37 1973
Square one: A basic course for adults/ Frank Murphy. - Cambridge: National Extension College Correspondents Texts, 1973. - 158p.: ill.
0902404237
Mathematics
QA 37.2 .M37 1973