Locke, Flora M.
Math shortcuts / Flora M. Locke - New York : Wiley , 1972 - vii, 166p. : ill. ; 22 cm. - Self-teaching guides .
Includes bibliographical references and index.
0471543284
Mathematics
Ready-reckoners
510 / LOC
Math shortcuts / Flora M. Locke - New York : Wiley , 1972 - vii, 166p. : ill. ; 22 cm. - Self-teaching guides .
Includes bibliographical references and index.
0471543284
Mathematics
Ready-reckoners
510 / LOC