Lankford, Francis Greenfield, 1906- Essential mathematics / [electronic resource] / Francis G. Lankford, Jr., James F. Ulrich.. — 2d ed.. — New York : : Harcourt, Brace & World,, 1967.. — viii, 536 p. : : ill. ; 24 cm.

Includes index.



Subjects--Topical Terms:
Mathematics.

Dewey Class. No.: 510