TY  - BOOK
AU  - MURRAY (D A)
TI  - Plane and spherical trigonometry
U1  - 512/49 
PY  - 1908///
CY  - London
PB  - Longmans Green and Company
KW  - trigonometry
KW  - sperical
KW  - Plane
KW  - and
ER  -