A treatise on spherical trigonometry :
and its application to geodesy and astronomy, with numerous examples /
By John Casey.
APA Citation
Casey, J. (1889). A treatise on spherical trigonometry: and its application to geodesy and astronomy, with numerous examples. Dublin: Hodges, Figgis, & co.; [etc., etc.].
MLA Citation
Casey, John, 1820-1891. A Treatise On Spherical Trigonometry: And Its Application to Geodesy And Astronomy, With Numerous Examples. Dublin: Hodges, Figgis, & co.; [etc., etc.], 1889.
Warning: These citations may not always be complete (especially for serials).