@book{543928,
	author = {Todhunter, I},
	title = {spherical trigonometry /},
	publisher = {H. Holt and company},
	year = {[1949]},
	address = {New York : London},
	note = {Accompanied by : Tables (127 p. ; 22 cm.)  [New York] : H. Holt and company, inc., c1943.  Call number: QA531.B45 Tables.}
}