This is the info i got from a NLB site
Nearest MRT Station : Choa Chu Kang
Nearest LRT Station : Choa Chu Kang
Nearest Bus Interchange : Choa Chu Kang
Buses (via Choa Chu Kang Interchange) : SMRT 172, 188, 188E, 190,
300, 302, 307, 67, 925, 927, 985, NR3
SBS - 181M
Library closes at 9 pm, NR3 got use meh, 181 M is out of service
liao