Gaya APA

Keng, K, A., dll., . (2006). Understanding Singaporeans: values, lifestyles, aspirations and consumption behaviors . Singapore: World Scientific Publishing.

Gaya MLA

Keng, Kau, Ah., dll., . "Understanding Singaporeans: values, lifestyles, aspirations and consumption behaviors". Singapore: World Scientific Publishing, 2006. Buku Cetak.