Gustafson, R. David 4 0 1936-

Plane trigonometry / 6 6 R. David Gustafson, Peter D. Frisk. - Third edition. - - xv, 442 pages : illustrations 25 cm. - - - - - . - . - 0 . - . - 0 .

Printed in black and red.;Includes index.





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0534098266 (hardback)

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Plane trigonometry. --------20--


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QA533 / .G85 19892

516.242 G978p 1989 / 219

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