Gaya APA
Brockmann, H., Delhey, J. (2013).
Human Happiness and the Pursuit of Maximization .
Springer Netherlands:
Springer.
Gaya MLA
Brockmann, Hilke., Delhey, Jan.
"Human Happiness and the Pursuit of Maximization".
Springer Netherlands:
Springer,
2013.
E-Book.