Plane trigonometry /
E. Richard Heineman, J. Dalton Tarwater.

APA Citation

Heineman, E. Richard (Ellis Richard)., Tarwater, J. Dalton. (1993). Plane trigonometry. 7th ed. New York: McGraw-Hill.

MLA Citation

Heineman, E. Richard (Ellis Richard), and J. Dalton Tarwater. Plane Trigonometry. 7th ed. New York: McGraw-Hill, 1993.

Warning: These citations may not always be complete (especially for serials).