TY  - BOOK
AU  - Rider, Paul R.
TI  - Plane and spherical trigonometry: with tables 
SN  - 9789710819188
AV  - QA 531 .R53 1969 
PY  - 1969///
CY  - New York
PB  - The Macmillan Company
KW  - TRIGONOMETRY -- CALCULUS
N1  - Includes index; Plane Trigonometry -- Spherical trigonometry
N2  - The primary purpose of this book is to present in a sound pedagogical manner the usual course in trigonometry as offered in colleges and technical schools
ER  -