Gaya APA

YEO, M, M, L. (2017). Why are You Alwasy on the Phone ? : SMART Skills with the Smartphone Generation (Ed.1). Singapore: World Scientific.

Gaya MLA

YEO, Michelle, M., L.. "Why are You Alwasy on the Phone ? : SMART Skills with the Smartphone Generation". Ed.1 Singapore: World Scientific, 2017. Text.