A text book of spherical trigonometry and spherical astronomy:
516.244DUB
Dubey, S.K.D.
A text book of spherical trigonometry and spherical astronomy: according to new syllabus of U.G.C / by S.K.D. Dubey, D.S.Pandey [and] B.D.Dwivedi.- Delhi:Swastik Publishers & Distributors,2007.
310 p.;22 cm. (HB)
ISBN:9788190454612 Rs. 695.00
DBAD / PUB /ENG-87971/ EN-71504 / 695.00 /sign