bus to guangzhou new public library

Hi I would like to go by bus from Sun Yat-sen University South gate by bus to the new public library at following address: J2-6, Zhujiang New Town Cultural Plaza zone, No.4 Zhujiang Dong Road, Zhujiang New Town, Tianhe District, Guangzhou. please advise which busses I have to take. I obviously will have to change busses. Thanks in advance. Maja