Engelsohn, Harold S.
Trigonometry : a complete and concrete approach / Harold S. Engelsohn. - New York : McGraw-Hill, c1981. - x, 470 p. : ill. ; 24 cm.
Includes index.
007019419X
79021369
Trigonometry.
516.24
Trigonometry : a complete and concrete approach / Harold S. Engelsohn. - New York : McGraw-Hill, c1981. - x, 470 p. : ill. ; 24 cm.
Includes index.
007019419X
79021369
Trigonometry.
516.24