TY  - BOOK
AU  - CORLISS, JOHN J
AU  - BERGLUND, WINIFRED V
TI  - PLANE TRIGONOMETRY
U1  - B52 
PY  - 1958///
CY  - BOSTON
PB  - HOUGHTON MIFFLIN CO.
KW  -  TRIGONOMETRY
KW  - MATHEMATICS
ER  -