APA引文

Keh, D. T. K., Low, S. P., Ng, P. F., & Chye, L. B. (2015). Catalogue shopping - a new form of buying and selling in Singapore.

Chicago Style Citation

Keh, Desiree Teng Koon, See Peng Low, Pei Fern Ng, and Lim Boon Chye. Catalogue Shopping - a New Form of Buying and Selling in Singapore. 2015.

MLA引文

Keh, Desiree Teng Koon, See Peng Low, Pei Fern Ng, and Lim Boon Chye. Catalogue Shopping - a New Form of Buying and Selling in Singapore. 2015.