TY  - BOOK
AU  - Yeo Ning Hong
TI  - Trig Or Treat: an Encyclopedia of Trigonometric Identity Proofs Tips with Intellectually Challenging Games
SN  - 9789812776204
PB  - World Scientific
KW  - Mathematics
UR  - https://www.worldscientific.com/worldscibooks/10.1142/6651#t=toc
ER  -