Plane and spherical trigonometry /
by G. A. Wentworth.
APA Citation
Wentworth, G. A. (George Albert). (18971895). Plane and spherical trigonometry. Rev. ed. Boston: Ginn.
MLA Citation
Wentworth, G. A. (George Albert), 1835-1906. Plane And Spherical Trigonometry. Rev. ed. Boston: Ginn, 18971895.
Warning: These citations may not always be complete (especially for serials).