TY  - BOOK
AU  - Ayres, Frank
TI  - Schaum's outline of theory and problems of plane and spherical trigonometry
AV  - QA342 .A97 1954
PY  - 1954///
CY  - New York
PB  - Schaum Publishing Co.
KW  - Trigonometry
KW  - Mathematics
N1  - Includes index
ER  -