Holder, Mark D.
Happiness in children: measurement, correlates and enhancement of positive subjective well-being
Springer, 2012
eBooks
Khavari, Khalil A.
The art of happiness: mencipta kebahagiaan dalam setiap keadaan/Khalil A. Khavari
Serambi Ilmu Semesta, 2000
Buku Teks
Russell, Bertrand, 1872-1970, author
The Conquest of happiness / Bertrand Russell
Avon Book Divition, 1930
Buku Teks
Stability of happiness : theories and evidence on whether happiness can change / edited by Kennon M. Sheldon, Richard E. Lucas
Academic Press, 2014
eBooks
Malkani, Vikas, author
All you wanted to know about happiness/ Vikas Malkani
Gramedia, 2004
Buku Teks
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