APA Citation

Ng, Y. (2021). Happiness--Concept, Measurement and Promotion. Singapore: Springer Singapore Pte. Limited.

Chicago Style Citation

Ng, Yew-Kwang. Happiness--Concept, Measurement and Promotion. Singapore: Springer Singapore Pte. Limited, 2021.

MLA Citation

Ng, Yew-Kwang. Happiness--Concept, Measurement and Promotion. Singapore: Springer Singapore Pte. Limited, 2021.

Warning: These citations may not always be 100% accurate.