Slade, Samuel. Mathematics for technical and vocational schools / Samuel Slade, John G Boyce and Louis Margolis. - 5th ed. - New York : John Wiley, c 1968. - xii, 515 p. : ill. ; 24 cm. Includes index. 43 43 Subjects--Topical Terms: Mathematics. Dewey Class. No.: 510 / S12m