Sparks, Fred W.
Plane trigonometry / Fred W. Sparks and Paul K. Rees. - 3rd ed. - New York : Prentice-Hall, c 1956. - viii, 199 p. : ill. ; 23 cm.
Includes index.
313 313
Trigonometry.
Plane trigonometry.
Triangles.
514 / S26p
Plane trigonometry / Fred W. Sparks and Paul K. Rees. - 3rd ed. - New York : Prentice-Hall, c 1956. - viii, 199 p. : ill. ; 23 cm.
Includes index.
313 313
Trigonometry.
Plane trigonometry.
Triangles.
514 / S26p