TY  - BOOK
AU  - Andreescu, Titu
AU  - Feng , Zuming
TI  - One hundred and three trigonometry Problems: From the training of the USA IMO Team 
SN  - 8181283392
PY  - 2005///
CY  - New Delhi
PB  - Springer (India) Pvt. Ltd.
KW  - Mathematics
KW  - Trigonometry
ER  -